Patents-Review.com
ClassID:

177956 ⎘

G03G21/1825 - 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 having a submodular arrangement Pivotable subunit connection

Recent Application in this class:
#1
20260110986
2026-04-23

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE WITH SEPARATABLE DEVELOPING ROLLER FROM PHOTOCONDUCTOR DRUM

 #2
20260110985
2026-04-23

PROCESS CARTRIDGE

 #3
20260104670
2026-04-16

PROCESSING CARTRIDGE

 #4
20260099121
2026-04-09

PROCESS UNIT AND IMAGE FORMING APPARATUS

 #5
20260079441
2026-03-19

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #6
20260016786
2026-01-15

IMAGE-FORMING APPARATUS INCLUDING DEVELOPING UNIT AND DRUM UNIT TO WHICH TONER CONTAINER IS CONNECTABLE, AND PROCESS UNIT CONFIGURED BY THE DRUM UNIT AND DEVELOPING UNIT

 #7
20260003321
2026-01-01

IMAGE FORMING APPARATUS, PROCESS CARTRIDGES, AND CONNECTING MEMBER

 #8
20250390059
2025-12-25

DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACE

 #9
20250390058
2025-12-25

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #10
20250298368
2025-09-25

DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACE

 #11
20250231524
2025-07-17

PROCESS CARTRIDGE WITH DRIVING SIDE HINGE WITH HINGE SPACING

 #12
20250199465
2025-06-19

CARTRIDGE AND IMAGE FORMING APPARATUS

 #13
20250189926
2025-06-12

PROCESS CARTRIDGE

 #14
20250164924
2025-05-22

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #15
20250138474
2025-05-01

IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE

 #16
20250130517
2025-04-24

DEVELOPER CARTRIDGE

 #17
20250103000
2025-03-27

CARTRIDGE AND IMAGE FORMING APPARATUS

 #18
20250036074
2025-01-30

Process Unit

 #19
20250013192
2025-01-09

CARTRIDGE AND IMAGE FORMING APPARATUS

 #20
20250013190
2025-01-09

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

 #21
20250004418
2025-01-02

PHOTOSENSITIVE MEMBER UNIT AND DEVELOPMENT UNIT

 #22
20240427283
2024-12-26

PROCESS CARTRIDGE WITH TONER RECEIVING UNIT AT PIVOT AXIS OF DEVELOPMENT UNIT

 #23
20240427282
2024-12-26

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #24
20240411266
2024-12-12

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #25
20240369968
2024-11-07

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

 #26
20240369967
2024-11-07

Process cartridge and image forming apparatus

 #27
20240353789
2024-10-24

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #28
20240345537
2024-10-17

IMAGE FORMING APPARATUS INCLUDING COUPLING MEMBER SELECTIVELY COUPLED TO PHOTOSENSITIVE DRUM

 #29
20240302789
2024-09-12

Cartridge, member constituting cartridge, and image forming apparatus

 #30
20240302788
2024-09-12

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #31
20240288798
2024-08-29

HOUSING POSITIONS FOR TONER TRANSFER

 #32
20240280937
2024-08-22

CARTRIDGE, MEMBER CONSTITUTING CARTRIDGE, AND IMAGE FORMING APPARATUS

 #33
20240272584
2024-08-15

IMAGE FORMING APPARATUS PERMITTING USER TO IMAGINE CLEAR DETACHMENT PROCEDURE OF TONER CARTRIDGE FROM PROCESS CARTRIDGE

 #34
20240241476
2024-07-18

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

 #35
20240210875
2024-06-27

Process cartridge and image forming apparatus

 #36
20240192634
2024-06-13

Developing device

 #37
20240142913
2024-05-02

Cartridge, member constituting cartridge, and image forming apparatus

 #38
20240077832
2024-03-07

Process cartridge and image forming apparatus

 #39
20240077811
2024-03-07

Image forming apparatus and process unit

 #40
20240069489
2024-02-29

Cartridge, process cartridge and electrophotographic image forming apparatus

 #41
20240061371
2024-02-22

Process cartridge and image forming apparatus

 #42
20230418219
2023-12-28

Cartridge including pressed portion to be pressed by a pressing portion of an image forming apparatus

 #43
20230418218
2023-12-28

Photosensitive member unit and development unit

 #44
20230367260
2023-11-16

Image forming apparatus and process cartridge including protrusion to receive a force for moving developing roller

 #45
20230341802
2023-10-26

IMAGE FORMING APPARATUS

 #46
20230333509
2023-10-19

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

 #47
20230315005
2023-10-05

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

 #48
20230297024
2023-09-21

Cartridge, member constituting cartridge, and image forming apparatus

 #49
20230280673
2023-09-07

Developer cartridge

 #50
20230273570
2023-08-31

Process cartridge and image forming apparatus

 #51
20230244181
2023-08-03

Cartridge and image forming apparatus

 #52
20230236539
2023-07-27

Image forming apparatus having an adhesion-suppressing component to suppress adhesion of floating matter

 #53
20230205129
2023-06-29

IMAGE FORMING APPARATUS, PROCESS CARTRIDGES, AND CONNECTING MEMBER

 #54
20230176496
2023-06-08

IMAGE FORMING APPARATUS AND CARTRIDGE

 #55
20230168605
2023-06-01

Image forming apparatus

 #56
20230168601
2023-06-01

Image forming apparatus and process unit

 #57
20230135180
2023-05-04

Process cartridge and image forming apparatus

 #58
20230125715
2023-04-27

Image forming apparatus permitting user to imagine clear detachment procedure of toner cartridge from process cartridge

 #59
20230123409
2023-04-20

Cleaning apparatus for cleaning an element that bears a toner image and image forming apparatus having the cleaning apparatus

 #60
20230115381
2023-04-13

Process cartridge

 #61
20230110629
2023-04-13

Process cartridge and image forming apparatus

 #62
20230093103
2023-03-23

Process cartridge having a protrusion with a surface configured to receive a force to move a frame of the process cartridge

 #63
20230089182
2023-03-23

Developing cartridge including a member configured to be pressed by a member of an image forming apparatus

 #64
20230032541
2023-02-02

Cartridge and electrophotographic image forming apparatus

 #65
20230024209
2023-01-26

Image forming apparatus

 #66
20230023224
2023-01-26

Photosensitive member unit and development unit

 #67
20220350292
2022-11-03

Cartridge, process cartridge and electrophotographic image forming apparatus

 #68
20220350273
2022-11-03

Image forming apparatus

 #69
20220283539
2022-09-08

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #70
20220283536
2022-09-08

Developing apparatus, process cartridge, and image forming apparatus

 #71
20220283535
2022-09-08

Image forming apparatus and image forming unit

 #72
20220260951
2022-08-18

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

 #73
20220244677
2022-08-04

Toner cartridge having positioning features including guides extending outward from sides of the toner cartridge

 #74
20220236690
2022-07-28

Process cartridge and image forming apparatus

 #75
20220206427
2022-06-30

Clutch mechanism for a development system

 #76
20220197211
2022-06-23

Cartridge, member constituting cartridge, and image forming apparatus

 #77
20220187759
2022-06-16

Process unit

 #78
20220183636
2022-06-16

Image forming apparatus permitting user to imagine clear detachment procedure of toner cartridge from process cartridge

 #79
20220171328
2022-06-02

Cartridge and image forming apparatus

 #80
20220146960
2022-05-12

Developer cartridge

 #81
20220137547
2022-05-05

Image forming apparatus including developing cartridge

 #82
20220107603
2022-04-07

Image forming apparatus

 #83
20220066386
2022-03-03

Process cartridge and image forming apparatus

 #84
20220050417
2022-02-17

Cartridge having a member for transmitting a driving force for rotating a developing roller

 #85
20220035309
2022-02-03

Process cartridge and image forming apparatus

 #86
20220035308
2022-02-03

Process cartridge and image forming apparatus

 #87
20220035266
2022-02-03

Developing cartridge capable of maintaining contacting pressure between developing roller and photosensitive drum regardless of residual amount of toner

 #88
20210405583
2021-12-30

Image forming apparatus and process cartridge

 #89
20210373489
2021-12-02

Image forming apparatus

 #90
20210364984
2021-11-25

Replaceable unit for an electrophotographic image forming device having a magnetic sensor

 #91
20210364982
2021-11-25

Photosensitive member unit and development unit

 #92
20210364981
2021-11-25

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

 #93
20210364980
2021-11-25

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

 #94
20210349421
2021-11-11

Developing cartridge including cam movable relative to casing between first position and second position

 #95
20210341873
2021-11-04

Cartridge and electrophotographic image forming apparatus

 #96
20210333749
2021-10-28

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

 #97
20210325824
2021-10-21

Cartridge, process cartridge and electrophotographic image forming apparatus

 #98
20210271199
2021-09-02

Image forming apparatus having a securing device to secure a photoconductor unit and a developing unit

 #99
20210263467
2021-08-26

Cartridge, member constituting cartridge, and image forming apparatus

 #100
20210263463
2021-08-26

Developing apparatus, process cartridge, and image forming apparatus

 #101
20210216036
2021-07-15

Process cartridge and image forming apparatus

 #102
20210200145
2021-07-01

Cartridge, process cartridge and electrophotographic image forming apparatus

 #103
20210191314
2021-06-24

Cartridge, process cartridge and electrophotographic image forming apparatus

 #104
20210181671
2021-06-17

Process cartridge and image forming apparatus

 #105
20210173326
2021-06-10

Developing cartridge capable of maintaining contacting pressure between developing roller and photosensitive drum regardless of residual amount of toner

 #106
20210165342
2021-06-03

Developer cartridge

 #107
20210157264
2021-05-27

Toner cartridge having positioning features including guides extending outward from sides of the toner cartridge and an engagement member on a rear of the toner cartridge

 #108
20210141335
2021-05-13

Image forming apparatus permitting user to imagine clear detachment procedure of toner cartridge from process cartridge

 #109
20210141332
2021-05-13

Developing cartridge having a guide projecting from a frame body

 #110
20210124304
2021-04-29

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

 #111
20210109478
2021-04-15

Process cartridge and image forming apparatus

 #112
20210080861
2021-03-18

Image forming unit and image forming apparatus

 #113
20210080859
2021-03-18

Process cartridge, developing apparatus, and image forming apparatus

 #114
20210080858
2021-03-18

Image forming apparatus

 #115
20210048778
2021-02-18

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #116
20210011429
2021-01-14

Process cartridge and image forming apparatus

 #117
20210011428
2021-01-14

Process cartridge and image forming apparatus

 #118
20210003965
2021-01-07

Process cartridge and image forming apparatus

 #119
20210003962
2021-01-07

Toner cartridge having positioning features including guides extending outward from sides of the toner cartridge and an engagement member on a rear of the toner cartridge

 #120
20210003961
2021-01-07

Cartridge, process cartridge and electrophotographic image forming apparatus

 #121
20200371469
2020-11-26

Replaceable unit for an electrophotographic image forming device having a magnetic sensor

 #122
20200356046
2020-11-12

Process cartridge and image forming apparatus

 #123
20200341429
2020-10-29

Photosensitive member unit and development unit

 #124
20200341427
2020-10-29

Process cartridge and image forming apparatus

 #125
20200333742
2020-10-22

Developing cartridge having a frame and supporting members that are movable relative to the frame

 #126
20200301354
2020-09-24

Process cartridge with a coupling member having a movable force receiving portion

 #127
20200272094
2020-08-27

Image forming apparatus including a mechanism to control contact between a photosensitive member and a developer bearing member

 #128
20200272093
2020-08-27

Development cartridge having a switch member to rotate developing unit to a development position

 #129
20200264556
2020-08-20

Process cartridge and image forming apparatus

 #130
20200249623
2020-08-06

Cartridge, member constituting cartridge, and image forming apparatus

 #131
20200241467
2020-07-30

CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #132
20200233374
2020-07-23

Process cartridge and image forming apparatus

 #133
20200225616
2020-07-16

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

 #134
20200201244
2020-06-25

Developing device having restricted movement, process cartridge and image forming apparatus

 #135
20200166886
2020-05-28

Powder container, process cartridge, and image forming apparatus

 #136
20200150581
2020-05-14

Cartridge and electrophotographic image forming apparatus

 #137
20200142353
2020-05-07

Cartridge, member constituting cartridge, and image forming apparatus

 #138
20200125029
2020-04-23

Cartridge, process cartridge and electrophotographic image forming apparatus

 #139
20200125028
2020-04-23

Process cartridge and image forming apparatus

 #140
20200117136
2020-04-16

Cartridge with a mechanism for transmitting a force to a developing roller of the cartridge

 #141
20200103822
2020-04-02

Process unit

 #142
20200096937
2020-03-26

Process cartridge and image forming apparatus

 #143
20200089158
2020-03-19

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

 #144
20200089157
2020-03-19

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

 #145
20200081395
2020-03-12

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #146
20200081371
2020-03-12

Developer cartridge

 #147
20200019114
2020-01-16

Process cartridge and image forming apparatus

 #148
20190391527
2019-12-26

Process cartridge and image forming apparatus including the same

 #149
20190377299
2019-12-12

Developing apparatus, process cartridge, and image forming apparatus

 #150
20190369551
2019-12-05

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

 #151
20190354064
2019-11-21

Process unit

 #152
20190317448
2019-10-17

Photosensitive member unit and development unit

 #153
20190302685
2019-10-03

Image forming apparatus

 #154
20190302678
2019-10-03

Method of manufacturing frame unit, method of manufacturing image carrying unit, method of manufacturing cartridge, and cartridge

 #155
20190294102
2019-09-26

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

 #156
20190294101
2019-09-26

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

 #157
20190286051
2019-09-19

Process cartridge

 #158
20190243305
2019-08-08

IMAGE FORMING APPARATUS

 #159
20190227482
2019-07-25

Separation holding member, cartridge unit, and packaging body

 #160
20190219966
2019-07-18

Cartridge, process cartridge and electrophotographic image forming apparatus

 #161
20190171158
2019-06-06

Developing cartridge, processing cartridge, and image forming apparatus

 #162
20190171157
2019-06-06

Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portion

 #163
20190155206
2019-05-23

Cartridge and electrophotographic image forming apparatus

 #164
20190155190
2019-05-23

Image forming apparatus having rotatably mounted drum cartridge

 #165
20190146410
2019-05-16

Cartridge, process cartridge and electrophotographic image forming apparatus

 #166
20190137904
2019-05-09

Electrophotographic image forming apparatus and method for detecting release of development nip

 #167
20190121285
2019-04-25

Process cartridge having a positioning portion capable of positioning a driving force receiving portion of a coupling member

 #168
20190107803
2019-04-11

Cartridge having a rotatable guide member

 #169
20190056692
2019-02-21

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

 #170
20190049895
2019-02-14

Process cartridge and image forming apparatus

 #171
20190011876
2019-01-10

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #172
20180373199
2018-12-27

Process cartridge and image forming apparatus

 #173
20180341215
2018-11-29

Cartridge having a regulating member that regulates movement of a developing unit

 #174
20180329359
2018-11-15

Developing cartridge and image forming apparatus

 #175
20180321637
2018-11-08

Cartridge, member constituting cartridge, and image forming apparatus

 #176
20180321635
2018-11-08

Process unit

 #177
20180321633
2018-11-08

Developing apparatus, process cartridge, and image forming apparatus

 #178
20180299823
2018-10-18

Photosensitive member unit and development unit

 #179
20180259899
2018-09-13

Process cartridge and image forming apparatus

 #180
20180239302
2018-08-23

Process cartridge and image forming apparatus

 #181
20180239301
2018-08-23

Image forming apparatus having a swingably supported developing cartridge

 #182
20180210393
2018-07-26

Developing device, process cartridge, and image forming apparatus

 #183
20180188683
2018-07-05

Process cartridge having a coupling member and a coupling member supporting portion

 #184
20180181056
2018-06-28

Developing cartridge capable of detecting specification thereof

 #185
20180164739
2018-06-14

Image forming apparatus

 #186
20180157210
2018-06-07

Process cartridge provided with contact portion for applying voltage to developing roller

 #187
20180136604
2018-05-17

Development cartridge having a switch member to rotate developing unit to a development position

 #188
20180107155
2018-04-19

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

 #189
20180088507
2018-03-29

Image forming apparatus

 #190
20180074454
2018-03-15

Cartridge, process cartridge and electrophotographic image forming apparatus

 #191
20180067452
2018-03-08

Process cartridge including protrusion to receive a force for moving a developer roller

 #192
20180046130
2018-02-15

Cartridge and electrophotographic image forming apparatus

 #193
20180039227
2018-02-08

Process cartridge and image forming apparatus

 #194
20180024494
2018-01-25

Apparatus and method for stably detaching a developing unit on an image forming apparatus

 #195
20180017936
2018-01-18

Cartridge, process cartridge and electrophotographic image forming apparatus

 #196
20180004126
2018-01-04

Driving device and image forming apparatus including the same

 #197
20170343914
2017-11-30

Developing unit, image forming unit, and image forming apparatus

 #198
20170307998
2017-10-26

Image forming apparatus and image forming unit

 #199
20170285570
2017-10-05

Process cartridge capable of restraining frictional wearing of electrode provided at developing unit

 #200
20170277071
2017-09-28

Developing device having a developing unit that is pivotally supported about the axis of a shaft, and image forming apparatus

 #201
20170269546
2017-09-21

Process cartridge provided with contact portion for applying voltage to developing roller

 #202
20170261927
2017-09-14

Cartridge, member constituting cartridge, and image forming apparatus

 #203
20170261918
2017-09-14

Image forming apparatus

 #204
20170248909
2017-08-31

Image forming apparatus having a portion to prevent a process cartridge from being inserted when the process cartridge is in a particular state

 #205
20170248906
2017-08-31

Developing apparatus with independently rotatable members supporting a developing frame body, process cartridge, and image forming apparatus

 #206
20170082971
2017-03-23

Process cartridge including a coupling member and a sheet that contacts the coupling member

 #207
20170010581
2017-01-12

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #208
20170010580
2017-01-12

Process cartridge with force receiving portion configured to receive a force to move a developing roller

 #209
20160378056
2016-12-29

Process cartridge and image forming apparatus

 #210
20160370756
2016-12-22

Cartridge and electrophotographic image forming apparatus

 #211
20160291540
2016-10-06

Cartridge, process cartridge and electrophotographic image forming apparatus

 #212
20160252877
2016-09-01

Image forming apparatus with an insertion port configured for a process cartridge, usable with the image forming apparatus

 #213
20160252843
2016-09-01

Image forming apparatus including a contact-separation mechanism

 #214
20160246253
2016-08-25

Process unit

 #215
20160231693
2016-08-11

Image forming apparatus configured to use a common driving source for image bearing members

 #216
20160077483
2016-03-17

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #217
20160048105
2016-02-18

Process cartridge and image forming apparatus

 #218
20160041521
2016-02-11

Process cartridge and electrophotographic image forming apparatus

 #219
20160033932
2016-02-04

Cartridge and method for manufacturing cartridge

 #220
20150370220
2015-12-24

Image forming apparatus provided with cartridge

 #221
20150362889
2015-12-17

Image forming apparatus

 #222
20150346682
2015-12-03

Image forming apparatus

 #223
20150323897
2015-11-12

Imaging cartridge and electrophotographic image forming apparatus using the same

 #224
20150309471
2015-10-29

Process cartridge and electrophotographic image forming apparatus

 #225
20150277370
2015-10-01

Process cartridge and image forming apparatus

 #226
20150277367
2015-10-01

Process cartridge and image forming apparatus

 #227
20150277348
2015-10-01

Drum cartridge with movable cleaning roller

 #228
20150253727
2015-09-10

Process unit

 #229
20150253723
2015-09-10

Cartridge and image forming apparatus

 #230
20150227110
2015-08-13

Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion

 #231
20150220051
2015-08-06

Cartridge and image forming apparatus

 #232
20150093146
2015-04-02

Process cartridge and electrophotographic image forming apparatus

 #233
20150078780
2015-03-19

Process cartridge and image forming apparatus

 #234
20150063834
2015-03-05

Image forming apparatus

 #235
20150023695
2015-01-22

Developing apparatus having pushing unit and image forming apparatus having the same

 #236
20150003867
2015-01-01

Image forming unit and image forming apparatus that incorporates the image forming unit

 #237
20140321883
2014-10-30

Developer container, developing apparatus, cleaning apparatus, process cartridge, and image forming apparatus

 #238
20140193179
2014-07-10

Image forming apparatus having reduced manufacturing costs, and image forming unit and developing unit included therein

 #239
20140178097
2014-06-26

Process cartridge and electrophotographic image forming apparatus

 #240
20140169833
2014-06-19

Image forming apparatus with developing unit and control method therefor

 #241
20140112685
2014-04-24

Cartridge and electrophotographic image forming apparatus

 #242
20140105654
2014-04-17

Image forming apparatus including black photosensitive drum replaceable independently from color photosensitive drums

 #243
20140105631
2014-04-17

Image forming apparatus including coupling member selectively coupled to photosensitive drum

 #244
20140099145
2014-04-10

Image recording device

 #245
20140086631
2014-03-27

Process unit

 #246
20140072339
2014-03-13

Process cartridge

 #247
20140072335
2014-03-13

Process cartridge and image forming apparatus with means to regulate movement of developing unit with respect to drum unit in axial direction of developing roller

 #248
20130315622
2013-11-28

Process cartridge and image forming apparatus

 #249
20130315621
2013-11-28

Process cartridge having force receiving portion and image forming apparatus including process cartridge

 #250
20130251402
2013-09-26

Process cartridge, developing device and image forming apparatus

 #251
20130164028
2013-06-27

Process cartridge and image forming apparatus

 #252
20130129384
2013-05-23

Developing device and image forming apparatus including the same

 #253
20120328324
2012-12-27

Toner cartridge having structure for minimizing deformation when gripped

 #254
20120321342
2012-12-20

Process cartridge having a link member, electrophotographic image forming apparatus having a link member, and assembly method of process cartridge having a link member

 #255
20120315063
2012-12-13

Process cartridge including developing roller and electrophotographic photosensitive member that can be contacted to and spaced from each other

 #256
20120294647
2012-11-22

Process cartridge and electrophotographic image forming apparatus

 #257
20120275815
2012-11-01

Process cartridge and electrophotographic image forming apparatus to charge a photosensitive drum

 #258
20120269545
2012-10-25

Process cartridge, developing device, and image forming apparatus

 #259
20120269543
2012-10-25

Image forming apparatus having mechanism for allowing photosensitive drum and developing roller to contact during insertion of cartridge-mounted drawer

 #260
20120263506
2012-10-18

Process unit

 #261
20120237252
2012-09-20

Process cartridge and image forming apparatus

 #262
20120201567
2012-08-09

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #263
20120177400
2012-07-12

Process cartridge and image forming apparatus having the same

 #264
20120170953
2012-07-05

Process cartridge and assemblying, disassemblying remanufacturing method therefor

 #265
20120099886
2012-04-26

Image forming apparatus with drive device to move cleaning unit

 #266
20120057899
2012-03-08

Process cartridge and image forming apparatus

 #267
20110311272
2011-12-22

Process cartridge and image forming apparatus

 #268
20110280621
2011-11-17

Process cartridge and electrophotographic image forming apparatus

 #269
20110255884
2011-10-20

Image forming apparatus which measures time during which an image carrier contacts a toner carrier

 #270
20110188888
2011-08-04

Photosensitive member cartridge

 #271
20110164897
2011-07-07

Electrophotographic image forming apparatus with contacting and spacing member

 #272
20110142487
2011-06-16

Process cartridge and disassembling method of the process cartridge

 #273
20110110682
2011-05-12

Process cartridge having a member with a force receiving end movable to a position away from a cartridge housing

 #274
20110085807
2011-04-14

Image forming apparatus including replenishing operation for developer supply member

 #275
20110064459
2011-03-17

Process cartridge and electrophotographic image forming apparatus

 #276
20110058848
2011-03-10

Image-forming apparatus

 #277
20100296836
2010-11-25

Photosensitive member cartridge

 #278
20100278559
2010-11-04

Cartridge and electrophotographic image forming apparatus

 #279
20100209138
2010-08-19

Process cartridge and electrophotographic image forming apparatus

 #280
20100111562
2010-05-06

Image forming apparatus

 #281
20090297216
2009-12-03

Process cartridge and image forming apparatus

 #282
20090297215
2009-12-03

Process cartridge and image forming apparatus

 #283
20090297214
2009-12-03

Process cartridge and electrophotographic image forming apparatus

 #284
20090297213
2009-12-03

Process cartridge with sheet member contacting photosensitive member

 #285
20090297208
2009-12-03

Process cartridge and assembling, disassembling remanufacturing method therefor

 #286
20090238603
2009-09-24

Process cartridge, supporting member, process cartridge assembling method, and process cartridge disassembling method

 #287
20090232554
2009-09-17

Methods to control transitions between color printing and black-only printing in an image forming device

 #288
20090226209
2009-09-10

Process unit

 #289
20090162095
2009-06-25

Process cartridge and image forming apparatus

 #290
20090154955
2009-06-18

Imaging unit and image forming apparatus that adjust and modify a gap between a photoconductor drum and a developer roller

 #291
20090110434
2009-04-30

Process cartridge remanufacturing method

 #292
20090092413
2009-04-09

Photosensitive member cartridge

 #293
20090087218
2009-04-02

Developing cartridge, image forming apparatus, and method of mounting/demounting developing cartridge to/from image forming apparatus

 #294
20090003876
2009-01-01

Process cartridge and electrophotographic image forming apparatus

 #295
20090003875
2009-01-01

Process cartridge and electrophotographic image forming apparatus

 #296
20080286001
2008-11-20

Image forming apparatus

 #297
20080226340
2008-09-18

Developing cartridge, image forming apparatus having the same, and maintenance method of developing cartridge

 #298
20080138109
2008-06-12

Process cartridge

 #299
20080138107
2008-06-12

Process cartridge and image forming apparatus

 #300
20080080892
2008-04-03

Process cartridge and image forming apparatus