Patents-Review.com
ClassID:

177953 ⎘

G03G21/1814 - page 2 - CPC Classification

Classification description:

Arrangements not provided for by groups  - , e.g. cleaning, elimination of residual charge; Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit; Arrangements or disposition of the complete process cartridge or parts thereof Details of parts of process cartridge, e.g. for charging, transfer, cleaning, developing

Recent Application in this class:
#301
20230408974
2023-12-21

Image forming apparatus

 #302
20230408973
2023-12-21

Image forming apparatus

 #303
20230408970
2023-12-21

Process cartridge and image forming apparatus

 #304
20230384710
2023-11-30

Electrophotographic member, electrophotographic process cartridge, and electrophotographic image forming apparatus

 #305
20230367259
2023-11-16

Image forming apparatus including developing guide for guiding attachment and detachment of developing cartridge to and from main body housing

 #306
20230359143
2023-11-09

Image forming apparatus

 #307
20230350340
2023-11-02

Process cartridge

 #308
20230350339
2023-11-02

Cartridge and image forming apparatus

 #309
20230350317
2023-11-02

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #310
20230350316
2023-11-02

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #311
20230350315
2023-11-02

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #312
20230333510
2023-10-19

Image forming apparatus including first process cartridge and second process cartridge attachable to drawer at positions adjacent to each other

 #313
20230333509
2023-10-19

Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface

 #314
20230333494
2023-10-19

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

 #315
20230333493
2023-10-19

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #316
20230330582
2023-10-19

FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #317
20230315006
2023-10-05

Positioning member, holding device, process cartridge, and image forming apparatus

 #318
20230315005
2023-10-05

Image forming apparatus including process cartridge provided with toner receiving part for receiving toner

 #319
20230314983
2023-10-05

Channel state information measurements for license assisted access

 #320
20230314978
2023-10-05

Process unit and image-forming apparatus

 #321
20230297023
2023-09-21

PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM UNIT

 #322
20230297022
2023-09-21

Drum cartridge including drum contact movable in accordance with attachment of drum cartridge to main frame

 #323
20230296995
2023-09-21

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTOR CARTRIDGE, AND IMAGE FORMING DEVICE

 #324
20230288867
2023-09-14

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

 #325
20230288828
2023-09-14

CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE AND METHOD FOR PRODUCING THE SAME, ELECTROSTATIC CHARGE IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #326
20230288826
2023-09-14

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

 #327
20230288824
2023-09-14

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #328
20230280689
2023-09-07

Lubricant solid, image forming apparatus, and process cartridge

 #329
20230280667
2023-09-07

Electroconductive member, process cartridge, and electrophotographic image forming apparatus

 #330
20230273569
2023-08-31

Image forming apparatus having detachable cartridges and image forming system

 #331
20230273549
2023-08-31

SEALING ASSEMBLY FOR AN ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICE

 #332
20230266685
2023-08-24

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #333
20230259068
2023-08-17

Image forming device and process cartridge therefor

 #334
20230259047
2023-08-17

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC APPARATUS, AND METHOD OF PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER

 #335
20230259044
2023-08-17

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC APPARATUS, AND METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER

 #336
20230251601
2023-08-10

Image forming apparatus having a drawer

 #337
20230251586
2023-08-10

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #338
20230251585
2023-08-10

ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #339
20230244182
2023-08-03

Image forming apparatus

 #340
20230244181
2023-08-03

Cartridge and image forming apparatus

 #341
20230236540
2023-07-27

Process cartridge

 #342
20230236529
2023-07-27

CONDUCTIVE MEMBER, TRANSFER DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #343
20230229106
2023-07-20

Cleaning blade, cleaning device, process cartridge, and image forming apparatus

 #344
20230221660
2023-07-13

Electrophotographic roller, process cartridge and electrophotographic image forming apparatus

 #345
20230213888
2023-07-06

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #346
20230205129
2023-06-29

IMAGE FORMING APPARATUS, PROCESS CARTRIDGES, AND CONNECTING MEMBER

 #347
20230185234
2023-06-15

Cartridge and electrophotographic image forming apparatus

 #348
20230185233
2023-06-15

Image-forming apparatus provided with urging member for urging process cartridge

 #349
20230185232
2023-06-15

Image forming apparatus

 #350
20230176520
2023-06-08

Development device and image formation apparatus

 #351
20230176519
2023-06-08

Cartridge, drum unit and image forming apparatus

 #352
20230176496
2023-06-08

IMAGE FORMING APPARATUS AND CARTRIDGE

 #353
20230168603
2023-06-01

Process cartridge including frame having photosensitive drum, drum coupling and flanged fixed to photosensitive drum

 #354
20230168596
2023-06-01

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #355
20230161288
2023-05-25

Developing cartridge with housing having a driving side and an opposite side, developing roller rotatably supported by the housing, supply roller rotatably supported by the housing, doctor blade supported by the housing, driving gear on the driving side, detected component, power receiving component that receives power and electrically connected to the doctor blade

 #356
20230152746
2023-05-18

Image forming apparatus

 #357
20230152727
2023-05-18

Image forming apparatus

 #358
20230143174
2023-05-11

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC APPARATUS AND PROCESS CARTRIDGE EACH INCLUDING THE ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER

 #359
20230138063
2023-05-04

WASTE TONER STORAGE STRUCTURE DETACHABLE FROM CARTRIDGE

 #360
20230135180
2023-05-04

Process cartridge and image forming apparatus

 #361
20230134221
2023-05-04

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

 #362
20230132911
2023-05-04

Process cartridge, image forming apparatus and toner storage unit

 #363
20230131306
2023-04-27

Image forming apparatus

 #364
20230124743
2023-04-20

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #365
20230120954
2023-04-20

CLEANING MEMBER CONTROL BASED ON INFORMATION DETECTED BY PAPER DETECTION SENSOR

 #366
20230119795
2023-04-20

PROCESS CARTRIDGE

 #367
20230116451
2023-04-13

PROCESS CARTRIDGE

 #368
20230115474
2023-04-13

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #369
20230114583
2023-04-13

Process cartridge and electrophotographic apparatus

 #370
20230112483
2023-04-13

Image forming apparatus

 #371
20230110629
2023-04-13

Process cartridge and image forming apparatus

 #372
20230108945
2023-04-06

Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing

 #373
20230101167
2023-03-30

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #374
20230098900
2023-03-30

ELECTROSTATIC IMAGE DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #375
20230093328
2023-03-23

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #376
20230090596
2023-03-23

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #377
20230075423
2023-03-09

Cartridge, drum unit and image forming apparatus

 #378
20230074264
2023-03-09

Cartridge, drum unit and image forming apparatus

 #379
20230068161
2023-03-02

Charging member, charging device, process cartridge, and image forming apparatus

 #380
20230066319
2023-03-02

Process unit including first and second resin materials and image forming apparatus

 #381
20230064838
2023-03-02

Image forming apparatus and process cartridge

 #382
20230062417
2023-03-02

CARTRIDGE INCLUDING DEVELOPING DEVICE AND TONER CONTAINER BETWEEN WHICH TONER CAN BE CIRCULATED

 #383
20230059696
2023-02-23

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #384
20230059386
2023-02-23

Image forming apparatus having improved mountability of a cartridge while conserving space

 #385
20230058278
2023-02-23

ELECTROPHOTOGRAPHIC APPARATUS

 #386
20230056801
2023-02-23

Electrophotographic Photoreceptor, Electrophotographic Photoreceptor Cartridge, and Image Forming Device

 #387
20230052576
2023-02-16

Developing device, regulating member, process cartridge, and image forming apparatus

 #388
20230052164
2023-02-16

Photosensitive member cartridge and process cartridge

 #389
20230049612
2023-02-16

Lubricant replacement case

 #390
20230031856
2023-02-02

Process cartridge and image forming apparatus

 #391
20230023224
2023-01-26

Photosensitive member unit and development unit

 #392
20230020065
2023-01-19

Image forming apparatus including fixing liquid spraying device and collecting device

 #393
20230013196
2023-01-19

Cartridge and developing cartridge including a frame and sheet member provided at end side of the frame

 #394
20230010953
2023-01-12

IMAGE FORMING APPARATUS INCLUDING PROCESS CARTRIDGE PROVIDED WITH TONER RECEIVING PART FOR RECEIVING TONER

 #395
20230004119
2023-01-05

Image forming apparatus

 #396
20230004118
2023-01-05

Image forming device and process cartridge therefor

 #397
20220413425
2022-12-29

Restricting member, developing device, process cartridge, and image forming apparatus

 #398
20220404761
2022-12-22

Processing cartridge and electronic imaging device

 #399
20220404724
2022-12-22

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #400
20220397835
2022-12-15

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #401
20220390876
2022-12-08

Electrophotographic roller, process cartridge and electrophotographic image forming apparatus

 #402
20220382186
2022-12-01

Process cartridge

 #403
20220373964
2022-11-24

Image forming apparatus and process cartridge including drum cartridge and development cartridge

 #404
20220373924
2022-11-24

ELECTROSTATIC IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #405
20220373923
2022-11-24

Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method

 #406
20220373922
2022-11-24

Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method

 #407
20220373920
2022-11-24

ELECTROSTATIC IMAGE DEVELOPING CARRIER, ELECTROSTATIC IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #408
20220373918
2022-11-24

TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #409
20220373915
2022-11-24

Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus

 #410
20220373914
2022-11-24

ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #411
20220373907
2022-11-24

Toner for developing electrostatic charge image, electrostatic charge image developer, method for producing toner for developing electrostatic charge image, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #412
20220373903
2022-11-24

Electrostatic charge image developing toner, electrostatic charge image developer, method for producing electrostatic charge image developing toner, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #413
20220365462
2022-11-17

Cartridge, supply container, and image forming apparatus

 #414
20220350291
2022-11-03

PROCESSING CARTRIDGE

 #415
20220342363
2022-10-27

Image forming apparatus

 #416
20220342362
2022-10-27

Image forming apparatus including first process cartridge and second process cartridge attachable to drawer at positions adjacent to each other

 #417
20220334530
2022-10-20

Electrophotographic apparatus and process cartridge

 #418
20220326653
2022-10-13

Image forming apparatus

 #419
20220317621
2022-10-06

Image forming apparatus

 #420
20220317591
2022-10-06

Developing apparatus, process cartridge, and image forming apparatus

 #421
20220308495
2022-09-29

Electroconductive member, process cartridge, and image forming apparatus

 #422
20220308493
2022-09-29

Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method

 #423
20220308491
2022-09-29

ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

 #424
20220308475
2022-09-29

Electrophotographic photoconductor, process cartridge, and image forming apparatus

 #425
20220299906
2022-09-22

Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method

 #426
20220299905
2022-09-22

Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method

 #427
20220291627
2022-09-15

Process cartridge

 #428
20220283537
2022-09-08

Process cartridge configured of developing cartridge including electrical contact surface, and drum cartridge including electrical contact surface and lock lever

 #429
20220276580
2022-09-01

Electrophotographic image forming apparatus and process cartridge

 #430
20220276578
2022-09-01

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #431
20220276577
2022-09-01

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #432
20220260951
2022-08-18

Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface

 #433
20220236690
2022-07-28

Process cartridge and image forming apparatus

 #434
20220236661
2022-07-28

IMAGE FORMING APPARATUS AND CARTRIDGE

 #435
20220221807
2022-07-14

Image forming apparatus

 #436
20220214645
2022-07-07

Photosensitive member cartridge and process cartridge

 #437
20220214641
2022-07-07

Foreign substance collection apparatus, process cartridge, and image forming apparatus

 #438
20220214629
2022-07-07

TONER

 #439
20220206413
2022-06-30

Powder container having a flexible sheet to contact the conveying rotator

 #440
20220197194
2022-06-23

Elastic member, transfer device, process cartridge, and image forming apparatus

 #441
20220179358
2022-06-09

Process cartridge and image forming apparatus

 #442
20220171330
2022-06-02

Image forming apparatus

 #443
20220171328
2022-06-02

Cartridge and image forming apparatus

 #444
20220171327
2022-06-02

Process unit and image forming apparatus

 #445
20220155724
2022-05-19

Image forming apparatus having a drawer

 #446
20220155722
2022-05-19

Cartridge and electrophotographic image forming apparatus

 #447
20220155706
2022-05-19

Toner cartridge including movable shutter provided with protrusion on which electrical contact surface is provided

 #448
20220146958
2022-05-12

Charging roller, process cartridge, and electrophotographic image forming apparatus

 #449
20220137550
2022-05-05

Image forming apparatus having detachable cartridges and image forming system

 #450
20220128926
2022-04-28

Image forming apparatus, replacement developing component, and method for controlling image forming apparatus

 #451
20220128917
2022-04-28

TONER, TONER STORED CONTAINER, DEVELOPER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #452
20220121135
2022-04-21

Image forming apparatus

 #453
20220113654
2022-04-14

Developing device, regulating member, process cartridge, and image forming apparatus

 #454
20220107604
2022-04-07

Cartridge unit

 #455
20220100146
2022-03-31

Processing cartridge

 #456
20220100145
2022-03-31

Process cartridge

 #457
20220100113
2022-03-31

Process cartridge

 #458
20220091529
2022-03-24

Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #459
20220091524
2022-03-24

Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #460
20220082995
2022-03-17

Cartridge and method for disassembling cartridge

 #461
20220082957
2022-03-17

Developing apparatus, process cartridge, and image forming apparatus

 #462
20220075314
2022-03-10

Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit

 #463
20220075313
2022-03-10

Cartridge and image forming apparatus

 #464
20220075288
2022-03-10

Process cartridge having toner receiving portion

 #465
20220066387
2022-03-03

Cartridge and image forming apparatus

 #466
20220066383
2022-03-03

Image forming apparatus

 #467
20220066355
2022-03-03

Conveyance unit, process cartridge, and image forming apparatus

 #468
20220050416
2022-02-17

Image forming apparatus having improved mountability of a cartridge while conserving space

 #469
20220050414
2022-02-17

Support assembly for supporting toner cartridge to be mounted or detached

 #470
20220035308
2022-02-03

Process cartridge and image forming apparatus

 #471
20220035307
2022-02-03

Process cartridge and image forming apparatus

 #472
20220026846
2022-01-27

Image forming apparatus

 #473
20220026825
2022-01-27

Process for producing an electrophotographic electroconductive member

 #474
20220011719
2022-01-13

Image forming apparatus including developing guide for guiding attachment and detachment of developing cartridge to and from main body housing

 #475
20220011718
2022-01-13

Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber

 #476
20220004143
2022-01-06

Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion

 #477
20220004142
2022-01-06

Image-forming apparatus provided with urging member for urging process cartridge

 #478
20220004139
2022-01-06

Image forming apparatus including drum cartridge having waste toner accumulating unit in which waste toner is accumulated

 #479
20220004118
2022-01-06

Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing

 #480
20210405579
2021-12-30

Image forming apparatus including drum cartridge and development cartridge

 #481
20210397123
2021-12-23

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #482
20210397122
2021-12-23

Electrophotographic image forming apparatus and catridge

 #483
20210389721
2021-12-16

Image forming apparatus and process cartridge including drum cartridge and development cartridge

 #484
20210389689
2021-12-16

Image forming apparatus and cartridge

 #485
20210382435
2021-12-09

Image forming apparatus

 #486
20210382434
2021-12-09

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT

 #487
20210382413
2021-12-09

Print powder reservoir sealed from atmosphere at lower pressure than atmosphere

 #488
20210373490
2021-12-02

Image-forming apparatus that prevents attachment of toner cartridge to drawer without mounting of process cartridge on the drawer

 #489
20210370683
2021-12-02

Particulate delivery container

 #490
20210364983
2021-11-25

Cartridge having toner removing sheet in contact with photosensitive drum

 #491
20210364982
2021-11-25

Photosensitive member unit and development unit

 #492
20210364981
2021-11-25

Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface

 #493
20210364980
2021-11-25

Drum cartridge and developing cartridge capable of suppressing variation in position of electrical contact surface

 #494
20210356881
2021-11-18

Process cartridge including frame having photosensitive drum, drum coupling and flanged fixed to photosensitive drum

 #495
20210333749
2021-10-28

Process cartridge with movable force receiving portion configured to separate developing roller and photosensitive drum

 #496
20210325794
2021-10-21

Electrophotographic photosensitive member

 #497
20210318629
2021-10-14

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #498
20210311431
2021-10-07

Cartridge and electrophotographic image forming apparatus

 #499
20210302908
2021-09-30

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #500
20210302855
2021-09-30

Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #501
20210294237
2021-09-23

Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #502
20210286313
2021-09-16

Drum cartridge and image forming apparatus

 #503
20210278800
2021-09-09

Process cartridge

 #504
20210271202
2021-09-02

Process cartridge

 #505
20210271198
2021-09-02

Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge

 #506
20210263466
2021-08-26

Process cartridge

 #507
20210263465
2021-08-26

Image forming apparatus capable of suppressing entrance of toner from a light guiding member side into a light source

 #508
20210240131
2021-08-05

Image forming apparatus including first process cartridge and second process cartridge attachable to drawer at positions adjacent to each other

 #509
20210240105
2021-08-05

Image forming apparatus including movable toner cartridge

 #510
20210240104
2021-08-05

Toner cartridge

 #511
20210240100
2021-08-05

Image forming apparatus and process cartridge

 #512
20210240093
2021-08-05

Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus

 #513
20210232088
2021-07-29

Process cartridge and image forming apparatus

 #514
20210216037
2021-07-15

PROCESSING CARTRIDGE

 #515
20210216036
2021-07-15

Process cartridge and image forming apparatus

 #516
20210216032
2021-07-15

Cleaning blade, sheet conveyance roller, process cartridge, and image forming apparatus

 #517
20210200147
2021-07-01

Cartridge unit

 #518
20210200146
2021-07-01

Process cartridge

 #519
20210200137
2021-07-01

Foreign substance collection apparatus, process cartridge, and image forming apparatus

 #520
20210200122
2021-07-01

Sealing assembly for an electrophotographic image forming device

 #521
20210200121
2021-07-01

Process cartridge having toner receiving portion

 #522
20210200111
2021-07-01

Image forming apparatus, process cartridge, and cartridge set

 #523
20210200108
2021-07-01

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #524
20210191313
2021-06-24

Image forming apparatus having a drawer

 #525
20210191311
2021-06-24

Image-forming apparatus including movable drawer on which toner cartridge is mountable without process cartridge

 #526
20210191310
2021-06-24

Image-forming apparatus that prevents attachment of toner cartridge to drawer without mounting of process cartridge on the drawer

 #527
20210181671
2021-06-17

Process cartridge and image forming apparatus

 #528
20210165364
2021-06-03

Image forming apparatus and process cartridge

 #529
20210165362
2021-06-03

Image forming apparatus

 #530
20210165359
2021-06-03

Cartridge, mounting method for coupling member, and disassemblying method for coupling member

 #531
20210149334
2021-05-20

Image forming apparatus including first process cartridge and second process cartridge attachable to drawer at positions adjacent to each other

 #532
20210141320
2021-05-13

Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing

 #533
20210141319
2021-05-13

Carrier for forming electrophotographic image, developer for forming electrophotographic image, electrophotographic image forming method, electrophotographic image forming apparatus, and process cartridge

 #534
20210124304
2021-04-29

DEVELOPING DEVICE HAVING RESTRICTED MOVEMENT, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #535
20210124280
2021-04-29

Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus

 #536
20210116861
2021-04-22

Process cartridge and image forming apparatus

 #537
20210116860
2021-04-22

Electrophotographic apparatus, process cartridge, and cartridge set

 #538
20210116859
2021-04-22

Electrophotographic apparatus, process cartridge, and cartridge set

 #539
20210116858
2021-04-22

Process cartridge and electrophotographic apparatus

 #540
20210116857
2021-04-22

Process cartridge and electrophotographic apparatus

 #541
20210116856
2021-04-22

Process cartridge and image forming apparatus

 #542
20210116855
2021-04-22

Removably mountable unit and image forming apparatus

 #543
20210116854
2021-04-22

Process cartridge and electrophotographic apparatus capable of suppressing lateral running while maintaining satisfactory potential function

 #544
20210116832
2021-04-22

Electrophotographic apparatus, process cartridge, and cartridge set

 #545
20210116831
2021-04-22

Electrophotographic apparatus, process cartridge, and cartridge set

 #546
20210116828
2021-04-22

Electrophotographic apparatus, process cartridge and cartridge set

 #547
20210116826
2021-04-22

Process cartridge and electrophotographic apparatus

 #548
20210109479
2021-04-15

Cartridge including a member movable relative to a frame of the cartridge and a regulating member for regulating movement of the movable member

 #549
20210109457
2021-04-15

Cartridge, supply container, and image forming apparatus

 #550
20210096483
2021-04-01

Conveyance unit, process cartridge, and image forming apparatus

 #551
20210088923
2021-03-25

Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #552
20210088920
2021-03-25

Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #553
20210088919
2021-03-25

Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

 #554
20210080903
2021-03-18

Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit

 #555
20210080902
2021-03-18

Image forming apparatus

 #556
20210080901
2021-03-18

Photosensitive member cartridge and process cartridge

 #557
20210080900
2021-03-18

Photosensitive member cartridge and process cartridge

 #558
20210080898
2021-03-18

Cartridge including an image bearing member and developer bearing member that can be easily separated

 #559
20210080862
2021-03-18

Image forming unit and image forming apparatus

 #560
20210080861
2021-03-18

Image forming unit and image forming apparatus

 #561
20210080859
2021-03-18

Process cartridge, developing apparatus, and image forming apparatus

 #562
20210080844
2021-03-18

Image forming apparatus and process cartridge

 #563
20210072697
2021-03-11

Drum cartridge and image forming apparatus

 #564
20210072696
2021-03-11

Drum cartridge and image forming apparatus

 #565
20210063960
2021-03-04

Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same

 #566
20210048759
2021-02-18

Electro-conductive member, method for producing same, process cartridge and electrophotographic image forming apparatus

 #567
20210041805
2021-02-11

Powder container with a contact portion to cancel a restriction member from restricting rotation of an engagement portion

 #568
20210041796
2021-02-11

Electroconductive member, process cartridge, and electrophotographic image forming apparatus

 #569
20210033996
2021-02-04

Electroconductive member, process cartridge, and image forming apparatus

 #570
20210033992
2021-02-04

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #571
20210033991
2021-02-04

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #572
20210026295
2021-01-28

Developing member, process cartridge and electrophotographic apparatus

 #573
20210026294
2021-01-28

Process cartridge and image forming apparatus

 #574
20210026262
2021-01-28

Toner

 #575
20210026260
2021-01-28

Process cartridge and electrophotographic apparatus

 #576
20210003964
2021-01-07

Image forming apparatus

 #577
20210003963
2021-01-07

Image forming apparatus having a drawer

 #578
20200409304
2020-12-31

Cartridge and electrophotographic image forming apparatus

 #579
20200409290
2020-12-31

Image forming apparatus including first and second cams whose rotation angles are offset, and first and second rods that move, by rotations of first and second cams, first and second developing rollers toward and away from first and second photosensitive drums, respectively

 #580
20200409281
2020-12-31

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

 #581
20200409280
2020-12-31

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #582
20200409279
2020-12-31

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #583
20200409278
2020-12-31

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

 #584
20200393791
2020-12-17

Process cartridge

 #585
20200393772
2020-12-17

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

 #586
20200363752
2020-11-19

Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing

 #587
20200356046
2020-11-12

Process cartridge and image forming apparatus

 #588
20200356018
2020-11-12

Electrophotographic photosensitive member, process cartridge, and image forming apparatus

 #589
20200356017
2020-11-12

Electrophotographic photosensitive member, process cartridge, and image forming apparatus

 #590
20200348622
2020-11-05

Developing apparatus

 #591
20200348621
2020-11-05

Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber

 #592
20200348620
2020-11-05

Sealing assembly for an electrophotographic image forming device

 #593
20200348614
2020-11-05

Image forming apparatus and process cartridge

 #594
20200341430
2020-10-29

Image-forming apparatus provided with urging member for urging process cartridge

 #595
20200341429
2020-10-29

Photosensitive member unit and development unit

 #596
20200341428
2020-10-29

Cartridge and image forming apparatus

 #597
20200341427
2020-10-29

Process cartridge and image forming apparatus

 #598
20200341394
2020-10-29

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

 #599
20200333744
2020-10-22

Cartridge and image forming apparatus

 #600
20200333726
2020-10-22

Developer bearing member, developing apparatus, process cartridge, and image forming apparatus