Patents-Review.com
ClassID:

177967 ⎘

G03G21/1864 - 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; Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms associated with a positioning function

Recent Application in this class:
#1
20260153833
2026-06-04

PROCESSING CARTRIDGE

 #2
20260079442
2026-03-19

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #3
20260036941
2026-02-05

CARTRIDGE AND IMAGE FORMING APPARATUS

 #4
20250390058
2025-12-25

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #5
20250362642
2025-11-27

DEVELOPING CARTRIDGE PROVIDED WITH COVER

 #6
20250334924
2025-10-30

CARTRIDGE AND IMAGE FORMING APPARATUS

 #7
20250328105
2025-10-23

IMAGE-FORMING APPARATUS INCLUDING MECHANISM FOR OPENING AND CLOSING SHUTTER OF ATTACHED DRUM CARTRIDGE IN INTERLOCKING RELATION TO OPENING AND CLOSING MOVEMENT OF COVER

 #8
20250328092
2025-10-23

DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER

 #9
20250298369
2025-09-25

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #10
20250199469
2025-06-19

PROCESSING CARTRIDGE

 #11
20250199468
2025-06-19

PROCESSING CARTRIDGE

 #12
20250199451
2025-06-19

PHOTOSENSITIVE MEMBER UNIT, CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #13
20250181026
2025-06-05

DEVELOPING CARTRIDGE INCLUDING SHAFT AND CAM HAVING CAM SURFACE

 #14
20250164927
2025-05-22

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #15
20250147463
2025-05-08

PROCESSING CARTRIDGE

 #16
20250116960
2025-04-10

CARTRIDGE, ATTACHMENT AND MOUNTING KIT

 #17
20250116953
2025-04-10

DEVELOPING CARTRIDGE INCLUDING MOVABLE PLATE FOR MOVING HOLDER HOLDING ELECTRICAL CONTACT SURFACE

 #18
20250093812
2025-03-20

DEVELOPING CARTRIDGE INCLUDING MOVABLE SHAFT, AND CAM PROVIDED ON SHAFT AND HAVING SURFACE INCLINED RELATIVE THERETO

 #19
20250036074
2025-01-30

Process Unit

 #20
20250004418
2025-01-02

PHOTOSENSITIVE MEMBER UNIT AND DEVELOPMENT UNIT

 #21
20240419124
2024-12-19

IMAGE FORMING APPARATUS AND CARTRIDGE

 #22
20240402644
2024-12-05

DEVELOPING CARTRIDGE AND ELECTRONIC IMAGING APPARATUS

 #23
20240393741
2024-11-28

DEVELOPING CARTRIDGE

 #24
20240385570
2024-11-21

CARTRIDGE AND IMAGE FORMING APPARATUS

 #25
20240361723
2024-10-31

CARTRIDGE AND IMAGE FORMING APPARATUS

 #26
20240353789
2024-10-24

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #27
20240329563
2024-10-03

DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER

 #28
20240319660
2024-09-26

IMAGE-FORMING APPARATUS INCLUDING MECHANISM FOR OPENING AND CLOSING SHUTTER OF ATTACHED DRUM CARTRIDGE IN INTERLOCKING RELATION TO OPENING AND CLOSING MOVEMENT OF COVER

 #29
20240295852
2024-09-05

DRIVING FORCE RECEIVING MEMBER AND PROCESS CARTRIDGE

 #30
20240295851
2024-09-05

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #31
20240272580
2024-08-15

Developing cartridge including shaft and cam having cam surface

 #32
20240219866
2024-07-04

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #33
20240210856
2024-06-27

DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER

 #34
20240210851
2024-06-27

PROCESS CARTRIDGE INCLUDING FRAME HAVING PHOTOSENSITIVE DRUM, DRUM COUPLING AND FLANGED FIXED TO PHOTOSENSITIVE DRUM

 #35
20240085835
2024-03-14

FUSER DRIVING DEVICE, FUSING DEVICE AND IMAGE FORMING DEVICE

 #36
20240061362
2024-02-22

PROCESS CARTRIDGE AND DEVELOPING CARTRIDGE

 #37
20240027953
2024-01-25

Developing cartridge including shaft and cam having cam surface

 #38
20240012357
2024-01-11

Cartridge, attachment and mounting kit

 #39
20240004343
2024-01-04

DEVELOPING CARTRIDGE PROVIDED WITH COVER

 #40
20230418218
2023-12-28

Photosensitive member unit and development unit

 #41
20230375958
2023-11-23

Developing cartridge including movable plate for moving holder holding electrical contact surface

 #42
20230350339
2023-11-02

Cartridge and image forming apparatus

 #43
20230333511
2023-10-19

Process cartridge and electrophotographic image forming apparatus

 #44
20230315001
2023-10-05

Developing cartridge including movable shaft, and cam provided on shaft and having surface inclined relative thereto

 #45
20230288868
2023-09-14

Image reading apparatus with posture adjustment portion and stimulus output portion

 #46
20230259055
2023-08-17

Belt unit and method for assembling belt unit

 #47
20230244172
2023-08-03

Drive device and image forming apparatus incorporating the drive device

 #48
20230236539
2023-07-27

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

 #49
20230213886
2023-07-06

Developing cartridge and electronic imaging apparatus

 #50
20230205128
2023-06-29

Cartridge and image forming apparatus

 #51
20230195032
2023-06-22

Process cartridge and electrophotographic image forming apparatus

 #52
20230195028
2023-06-22

Image formation device

 #53
20230185234
2023-06-15

Cartridge and electrophotographic image forming apparatus

 #54
20230168603
2023-06-01

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

 #55
20230118550
2023-04-20

Developing cartridge having coupling and developing roller

 #56
20230115381
2023-04-13

Process cartridge

 #57
20230068392
2023-03-02

Power receiving unit, rotating component, process cartridge, and assembly and disassembly methods thereof

 #58
20230032591
2023-02-02

PHOTOSENSITIVE MEMBER UNIT, CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

 #59
20230032541
2023-02-02

Cartridge and electrophotographic image forming apparatus

 #60
20230023224
2023-01-26

Photosensitive member unit and development unit

 #61
20230013196
2023-01-19

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

 #62
20220390878
2022-12-08

Developing cartridge having coupling and developing roller

 #63
20220342364
2022-10-27

Image forming apparatus capable of suppressing deterioration in image quality

 #64
20220317589
2022-10-06

Developing cartridge including movable plate for moving holder holding electrical contact surface

 #65
20220253003
2022-08-11

Developing cartridge having coupling and developing roller

 #66
20220236685
2022-07-28

Drum unit, process cartridge and image forming apparatus

 #67
20220214631
2022-07-07

Developing cartridge

 #68
20220187759
2022-06-16

Process unit

 #69
20220187758
2022-06-16

Process cartridge and electrophotographic image forming apparatus

 #70
20220179355
2022-06-09

Replaceable cartridge with driven coupler

 #71
20220171324
2022-06-02

Developing cartridge and electronic imaging apparatus

 #72
20220171323
2022-06-02

Developing cartridge including first separation member at first outer surface of casing, and second separation member at second outer surface of casing

 #73
20220155723
2022-05-19

Image carrier unit and image forming apparatus including the same

 #74
20220137549
2022-05-05

Developing cartridge including shaft and cam having cam surface

 #75
20220075313
2022-03-10

Cartridge and image forming apparatus

 #76
20220075312
2022-03-10

Cartridge, attachment and mounting kit

 #77
20220066354
2022-03-03

Image forming apparatus and control method therefor

 #78
20220050417
2022-02-17

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

 #79
20220050414
2022-02-17

Support assembly for supporting toner cartridge to be mounted or detached

 #80
20220035266
2022-02-03

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

 #81
20210405581
2021-12-30

Developing cartridge provided with cover

 #82
20210405580
2021-12-30

Developing cartridge provided with cover

 #83
20210405551
2021-12-30

Developing cartridge including coupling and clutch for allowing rotation of coupling in first direction and stopping rotation of coupling in second direction

 #84
20210364983
2021-11-25

Cartridge having toner removing sheet in contact with photosensitive drum

 #85
20210364982
2021-11-25

Photosensitive member unit and development unit

 #86
20210356881
2021-11-18

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

 #87
20210349421
2021-11-11

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

 #88
20210341873
2021-11-04

Cartridge and electrophotographic image forming apparatus

 #89
20210286317
2021-09-16

Process cartridge and electrophotographic image forming apparatus

 #90
20210286316
2021-09-16

Process cartridge and electrophotographic image forming apparatus

 #91
20210286291
2021-09-16

Structure to selectively expose grip portion of toner cartridge

 #92
20210247718
2021-08-12

Power receiving unit and process cartridge

 #93
20210240100
2021-08-05

Image forming apparatus and process cartridge

 #94
20210232065
2021-07-29

Developing cartridge having coupling and developing roller

 #95
20210223737
2021-07-22

Developing cartridge provided with cover

 #96
20210208532
2021-07-08

Developing cartridge including shaft and cam having cam surface

 #97
20210173326
2021-06-10

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

 #98
20210165363
2021-06-03

Process cartridge

 #99
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

 #100
20210109478
2021-04-15

Process cartridge and image forming apparatus

 #101
20210096505
2021-04-01

Guide member for mounting a consumable cartridge on a tray

 #102
20210096497
2021-04-01

Image forming apparatus

 #103
20210088958
2021-03-25

Drum unit, process cartridge and image forming apparatus

 #104
20210026296
2021-01-28

Attachment and detachment structure of toner container and image forming apparatus

 #105
20210026277
2021-01-28

Developing cartridge having coupling and developing roller

 #106
20200401079
2020-12-24

Cartridge, photosensitive member unit and electrophotographic image forming apparatus

 #107
20200401077
2020-12-24

Processing cartridge

 #108
20200348617
2020-11-05

Developing cartridge having coupling and developing roller

 #109
20200348614
2020-11-05

Image forming apparatus and process cartridge

 #110
20200341429
2020-10-29

Photosensitive member unit and development unit

 #111
20200341428
2020-10-29

Cartridge and image forming apparatus

 #112
20200301354
2020-09-24

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

 #113
20200301351
2020-09-24

Image forming apparatus with rotation-controllable photosensitive drum and movable developing roller

 #114
20200301350
2020-09-24

Image forming apparatus

 #115
20200301345
2020-09-24

Image forming apparatus

 #116
20200301335
2020-09-24

Image-forming apparatus including cam and cam follower for moving developing roller toward and away from photosensitive drum

 #117
20200272091
2020-08-27

Fixing device and image forming apparatus incorporating same

 #118
20200257242
2020-08-13

Image forming apparatus and cartridge

 #119
20200257241
2020-08-13

Developing cartridge including shaft and cam having cam surface

 #120
20200257217
2020-08-13

Image forming apparatus and process cartridge

 #121
20200249622
2020-08-06

Cartridge, image forming apparatus and assembling method of drive transmission unit

 #122
20200225613
2020-07-16

Developing cartridge provided with cover

 #123
20200218197
2020-07-09

Image forming apparatus with side frames

 #124
20200209804
2020-07-02

Cartridge with a sheet to remove matter from a surface of a photosensitive drum

 #125
20200201205
2020-06-25

Developing cartridge having coupling and developing roller

 #126
20200150581
2020-05-14

Cartridge and electrophotographic image forming apparatus

 #127
20200117136
2020-04-16

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

 #128
20200103822
2020-04-02

Process unit

 #129
20200073325
2020-03-05

Power receiving unit, rotating component, process cartridge, and assembly and disassembly methods thereof

 #130
20200033789
2020-01-30

Developing cartridge including shaft and cam having cam surface

 #131
20200019116
2020-01-16

Image forming apparatus including drum cartridge including swing plate configured to support developing cartridge

 #132
20200019085
2020-01-16

Developing cartridge including coupling and clutch for allowing rotation of coupling in first direction and stopping rotation of coupling in second direction

 #133
20200012209
2020-01-09

Image forming apparatus and process cartridge

 #134
20200004192
2020-01-02

Drum unit, process cartridge and image forming apparatus

 #135
20190354064
2019-11-21

Process unit

 #136
20190354061
2019-11-21

Cartridge, image forming apparatus and assembling method of drive transmission unit

 #137
20190346810
2019-11-14

Process cartridge

 #138
20190332052
2019-10-31

Developing cartridge provided with cover

 #139
20190317448
2019-10-17

Photosensitive member unit and development unit

 #140
20190302688
2019-10-03

Image forming apparatus

 #141
20190302682
2019-10-03

Developing cartridge including shaft and cam having cam surface

 #142
20190286051
2019-09-19

Process cartridge

 #143
20190278220
2019-09-12

Drive transmission mechanism, driving device, and image forming apparatus having a switchable transmission of rotational force

 #144
20190179257
2019-06-13

Image forming apparatus and cartridge

 #145
20190171158
2019-06-06

Developing cartridge, processing cartridge, and image forming apparatus

 #146
20190163092
2019-05-30

Developing cartridge having coupling and developing roller

 #147
20190155213
2019-05-23

Toner cartridge with positional control features

 #148
20190155206
2019-05-23

Cartridge and electrophotographic image forming apparatus

 #149
20190129356
2019-05-02

Process cartridge and electrophotographic image forming apparatus

 #150
20190121285
2019-04-25

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

 #151
20190079449
2019-03-14

Image forming apparatus including drum cartridge including swing plate configured to support developing cartridge

 #152
20190049874
2019-02-14

Image forming apparatus and process cartridge

 #153
20180373195
2018-12-27

Developing cartridge having arrangement of chip holder and coupling to provide compact cartridge

 #154
20180341215
2018-11-29

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

 #155
20180335751
2018-11-22

Toner cartridge with positional control features

 #156
20180321635
2018-11-08

Process unit

 #157
20180321632
2018-11-08

Developing cartridge provided with cover

 #158
20180307159
2018-10-25

Image forming apparatus

 #159
20180299823
2018-10-18

Photosensitive member unit and development unit

 #160
20180284686
2018-10-04

End member, photoreceptor drum unit, and process cartridge

 #161
20180231933
2018-08-16

Image forming apparatus

 #162
20180224794
2018-08-09

Drum unit, process cartridge and image forming apparatus

 #163
20180188683
2018-07-05

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

 #164
20180188682
2018-07-05

Developing cartridge, and electrophotographic image forming apparatus using same

 #165
20180181027
2018-06-28

Toner case and image forming apparatus

 #166
20180180106
2018-06-28

Clutch device, process cartridge and image forming apparatus

 #167
20180164741
2018-06-14

Cartridge where biasing member is reliably held on coupling member

 #168
20180129159
2018-05-10

Developing cartridge provided with cover

 #169
20180113417
2018-04-26

Processing cartridge

 #170
20180095383
2018-04-05

Developing cartridge having coupling and developing roller

 #171
20180088488
2018-03-29

Developing roller support device including a viscoelastic body for regulating a distance between image carrier and developing roller

 #172
20180067450
2018-03-08

Toner cartridge and transmission device thereof

 #173
20180046130
2018-02-15

Cartridge and electrophotographic image forming apparatus

 #174
20180046112
2018-02-15

Image forming apparatus

 #175
20180004153
2018-01-04

Image-forming apparatus and cartridge

 #176
20180004120
2018-01-04

Image forming apparatus and process cartridge

 #177
20170315504
2017-11-02

Cartridge and image forming apparatus

 #178
20170293255
2017-10-12

Cartridge, image forming apparatus and assembling method of drive transmission unit

 #179
20170176915
2017-06-22

Shipping cap for drum assembly

 #180
20170082971
2017-03-23

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

 #181
20170082950
2017-03-23

Developing cartridge having coupling and developing roller

 #182
20170075287
2017-03-16

End member which allows transmission of rotary power

 #183
20170060082
2017-03-02

Developing cartridge provided with cover

 #184
20170017178
2017-01-19

Image forming apparatus and process cartridge

 #185
20160370756
2016-12-22

Cartridge and electrophotographic image forming apparatus

 #186
20160370730
2016-12-22

Image forming apparatus having a driving force transmission rotating body which transmits a driving force to a driving force receiving portion of a driven member

 #187
20160274526
2016-09-22

Driving force transmitting apparatus and image forming apparatus

 #188
20160259290
2016-09-08

Processing cartridge, photoreceptor drum unit, and end member pair

 #189
20160246253
2016-08-25

Process unit

 #190
20160238992
2016-08-18

Process cartridge and image forming apparatus

 #191
20160202656
2016-07-14

Image forming apparatus having cartridges

 #192
20160202631
2016-07-14

Developing cartridge provided with cover

 #193
20160187812
2016-06-30

Developing cartridge having coupling and developing roller

 #194
20160124383
2016-05-05

Process cartridge for image forming apparatus and method of separating process cartridge from image forming apparatus

 #195
20160054680
2016-02-25

Image forming apparatus

 #196
20160048092
2016-02-18

Image forming apparatus and process cartridge

 #197
20150277370
2015-10-01

Process cartridge and image forming apparatus

 #198
20150277355
2015-10-01

Cartridge

 #199
20150253727
2015-09-10

Process unit

 #200
20150248103
2015-09-03

Positioning structure, component installation structure, and image forming apparatus

 #201
20150212474
2015-07-30

Image forming apparatus

 #202
20150192893
2015-07-09

Developing cartridge having coupling and developing roller

 #203
20150086238
2015-03-26

Image forming apparatus and process cartridge

 #204
20150003866
2015-01-01

Process cartridge and image forming apparatus

 #205
20140356034
2014-12-04

Developing device

 #206
20140241749
2014-08-28

Image forming apparatus having cartridges

 #207
20140205322
2014-07-24

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #208
20140112685
2014-04-24

Cartridge and electrophotographic image forming apparatus

 #209
20140099145
2014-04-10

Image recording device

 #210
20140093276
2014-04-03

Process cartridge including plate configuration with inner and outer side plates that allow for attachment to image forming apparatus

 #211
20140086631
2014-03-27

Process unit

 #212
20140072338
2014-03-13

Process cartridge and image forming apparatus

 #213
20140044451
2014-02-13

Image forming apparatus and process cartridge

 #214
20140010574
2014-01-09

Photosensitive-member unit and image forming apparatus

 #215
20130302069
2013-11-14

Image forming apparatus and process cartridge

 #216
20130177333
2013-07-11

Image forming device, process cartridge engaged with the same and method for firmly positioning process cartridge in image forming device

 #217
20130108324
2013-05-02

Image forming apparatus and processing apparatus with a rotatable cover unit that includes a clutch and transmission member

 #218
20130051849
2013-02-28

Developing cartridge provided with cover, and process cartridge having the same

 #219
20130051848
2013-02-28

Process cartridge capable of accurately positioning developer carrying member and photosensitive drum

 #220
20130051833
2013-02-28

Cartridge having coupling member and detection body

 #221
20130016994
2013-01-17

Process cartridge and image forming apparatus

 #222
20120321345
2012-12-20

Cartridge

 #223
20120321343
2012-12-20

Image forming apparatus and process cartridge

 #224
20120263506
2012-10-18

Process unit

 #225
20120201566
2012-08-09

Process cartridge with drum flange having regulated portions

 #226
20120177398
2012-07-12

Image forming apparatus including process cartridge and drive unit with bracket and bracket bearing

 #227
20120027457
2012-02-02

Image forming apparatus with opening for positioning or regulating a supporting member that supports an image bearing member

 #228
20120014716
2012-01-19

Image forming apparatus and process cartridge

 #229
20120008983
2012-01-12

Photosensitive-member unit and image forming apparatus

 #230
20120008980
2012-01-12

Process cartridge and image forming apparatus

 #231
20120003002
2012-01-05

Cartridge with portions to facilitate coupling to an electrophotographic image forming apparatus

 #232
20110318051
2011-12-29

Photosensitive drum cartridge and image forming apparatus

 #233
20110268473
2011-11-03

Process cartridge with engaging, urging, and abutting portions for engagement of the process cartridge to an electrophotographic image forming apparatus

 #234
20110236061
2011-09-29

Shaft member holding mechanism, photoconductor drum unit and image forming apparatus

 #235
20110217075
2011-09-08

Image forming device having regulating member configured to prohibit movement of photosensitive body in lock state

 #236
20110211863
2011-09-01

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #237
20110182619
2011-07-28

Dismounting and mounting methods for coupling and electrophotographic photosensitive drum unit

 #238
20110159970
2011-06-30

Mountable cartridge with protruding member

 #239
20110158710
2011-06-30

Developing device

 #240
20110158688
2011-06-30

Developing device

 #241
20110123226
2011-05-26

Process cartridge and image forming apparatus

 #242
20110103829
2011-05-05

Process cartridge and electrophotographic image forming apparatus

 #243
20110026971
2011-02-03

Driving device and image forming apparatus

 #244
20100296837
2010-11-25

Image forming device and detachably loaded process unit

 #245
20100290806
2010-11-18

Process cartridge having cartridge positioning portion and image forming apparatus mounting said process cartridge

 #246
20100278559
2010-11-04

Cartridge and electrophotographic image forming apparatus

 #247
20100260518
2010-10-14

Photosensitive-member unit and image forming apparatus

 #248
20100221036
2010-09-02

Electrophotographic image forming apparatus having removable cartridge with coupling member

 #249
20100135692
2010-06-03

Process cartridge including a plate configuration with inner and outer side plates that allow for attachment to an image forming apparatus

 #250
20100080627
2010-04-01

Color electrophotographic image forming apparatus

 #251
20100034561
2010-02-11

Dismounting and mounting methods for coupling and electrophotographic photosensitive drum unit

 #252
20100014887
2010-01-21

Image forming apparatus including frame structure for supporting image forming unit

 #253
20090317129
2009-12-24

Process cartridge having regulating portions and an inclineable coupling member

 #254
20090297211
2009-12-03

Process cartridge and electrophotographic image forming apparatus

 #255
20090290908
2009-11-26

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #256
20090290905
2009-11-26

Process cartridge with first, second, and third portions-to-be-positioned by corresponding portions of image forming apparatus

 #257
20090269085
2009-10-29

Image forming apparatus

 #258
20090226209
2009-09-10

Process unit

 #259
20090214235
2009-08-27

Image forming apparatus

 #260
20090202271
2009-08-13

Photosensitive-member unit and image forming apparatus

 #261
20090196655
2009-08-06

Coupling device, and image forming apparatus

 #262
20090180799
2009-07-16

Process cartridge having cartridge positioning portion and image forming apparatus mounting said process cartridge

 #263
20090175653
2009-07-09

Process cartridge and image forming apparatus

 #264
20090169253
2009-07-02

Image forming apparatus and process cartridge

 #265
20090169235
2009-07-02

Image forming apparatus for stabilizing the relative position of a body casing and a photosensitive drum

 #266
20090074506
2009-03-19

Drive transmission device, and image forming apparatus and process cartridge using same

 #267
20090074453
2009-03-19

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #268
20090074452
2009-03-19

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #269
20090028597
2009-01-29

Image forming apparatus

 #270
20090010678
2009-01-08

Image forming apparatus having a driving gear unit and a support guide

 #271
20080304861
2008-12-11

Image forming device

 #272
20080260420
2008-10-23

Image forming apparatus with cartridge loading device

 #273
20080247776
2008-10-09

Image forming device and detachably loaded process unit

 #274
20080199212
2008-08-21

Removably mountable frame for an image processsing apparatus, a removably mountable adaptor for an image processing apparatus and cartridges for use with a removably frame and removably mountable adaptor

 #275
20080170880
2008-07-17

Developing apparatus, process cartridge and electrophotographic image forming apparatus with movable developing roller shaft coupling member

 #276
20080118271
2008-05-22

Image forming apparatus and power transmission unit thereof

 #277
20080107445
2008-05-08

Image forming apparatus having a locking member locking an image forming unit attached thereto

 #278
20080063429
2008-03-13

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #279
20080056754
2008-03-06

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #280
20070280729
2007-12-06

Image forming apparatus having a plurality of photosensitive drums

 #281
20070280727
2007-12-06

Process cartridge and image forming apparatus

 #282
20070248382
2007-10-25

Process cartridge, electrophotographic image forming apparatus, method of manufacturing a process cartridge, and method of remanufacturing a process cartridge

 #283
20070201900
2007-08-30

Image forming apparatus and image carrier unit with gears for driving image carriers

 #284
20070189805
2007-08-16

Method and apparatus for image forming capable of effectively supporting a process cartridge

 #285
20070147885
2007-06-28

Photosensitive-member unit and image forming apparatus

 #286
20070147883
2007-06-28

Image forming apparatus, process unit, and developing cartridge

 #287
20070147881
2007-06-28

Image forming apparatus and developing cartridge having driving input and guide

 #288
20070104511
2007-05-10

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #289
20070104510
2007-05-10

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #290
20070077091
2007-04-05

Driving apparatus, process cartridge and image forming device having the same

 #291
20070071497
2007-03-29

Drum unit with photosensitive drums for attachment with an image forming apparatus main body

 #292
20070065176
2007-03-22

Developing unit and an image forming apparatus including the developing unit

 #293
20070009286
2007-01-11

Drum support bushing with orienting features

 #294
20060285880
2006-12-21

Image forming device and detachably loaded process unit

 #295
20060285879
2006-12-21

Process cartridge having cartridge positioning portion and movable member and image forming apparatus mounting said process cartridge

 #296
20060239712
2006-10-26

Process cartridge mountable to image forming apparatus having positioning portion to engage a member of the apparatus and having member to contact urging member of the apparatus and such image forming apparatus

 #297
20060198654
2006-09-07

Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus

 #298
20060165427
2006-07-27

Apparatus for fixing shaft of cartridge and image forming device having the same

 #299
20060147225
2006-07-06

Process cartridge and electrophotographic image forming apparatus

 #300
20060072936
2006-04-06

Process cartridge and electrophotographic image forming apparatus