Patents-Review.com
ClassID:

177699 ⎘

G03G15/0881 - CPC Classification

Classification description:

Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer; Arrangements for preparing, mixing, supplying or dispensing developer; Arrangements for metering and dispensing developer from a developer cartridge into the development unit Sealing of developer cartridges

Sub-classes:
Recent Application in this class:
#1
20260086475
2026-03-26

IMAGE FORMING APPARATUS, METHOD OF CONTROLLING IMAGE FORMING APPARATUS, AND STORAGE MEDIUM

 #2
20260079427
2026-03-19

IMAGE FORMING APPARATUS

 #3
20260079425
2026-03-19

CARTRIDGE

 #4
20260072379
2026-03-12

CARTRIDGE

 #5
20260072378
2026-03-12

DEVELOPING DEVICE AND IMAGE FORMING SYSTEM

 #6
20260072377
2026-03-12

TONER CARTRIDGE AND IMAGE FORMING APPARATUS

 #7
20260003319
2026-01-01

IMAGE FORMING APPARATUS

 #8
20260003305
2026-01-01

TONER CONTAINER, CARTRIDGE, AND IMAGE FORMING APPARATUS

 #9
20250244695
2025-07-31

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #10
20250208537
2025-06-26

DEVELOPER ACCOMMODATING CONTAINER AND IMAGE FORMING APPARATUS

 #11
20250164909
2025-05-22

IMAGE FORMING APPARATUS

 #12
20250164906
2025-05-22

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #13
20250147452
2025-05-08

DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND METHOD FOR MANUFACTURING DEVELOPING DEVICE

 #14
20250123580
2025-04-17

CARTRIDGE HAVING DETACHABLE CAP TO COVER OPENING OF CASING FOR REPLENISHING TONER INTO STORAGE BAG ACCOMMODATED IN CASING

 #15
20250021033
2025-01-16

DEVELOPING DEVICE

 #16
20240369953
2024-11-07

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

 #17
20240302784
2024-09-12

IMAGE FORMING APPARATUS

 #18
20240210855
2024-06-27

DEVELOPER REPLENISHMENT CONTAINER

 #19
20240142890
2024-05-02

Developing roll and developing device for use in image-forming apparatus using electrophotography

 #20
20240094659
2024-03-21

Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing

 #21
20240077812
2024-03-07

Developing device

 #22
20240004325
2024-01-04

Developing device including regulation member with different diameters of central portion and both end portions

 #23
20230418214
2023-12-28

Toner cartridge

 #24
20230418183
2023-12-28

Waste toner container, manufacturing method, and image forming apparatus

 #25
20230259051
2023-08-17

Developer conveying mechanism, and developing device and image forming apparatus provided therewith

 #26
20230205112
2023-06-29

Developer container, image forming apparatus, and method of reusing developer container

 #27
20230185217
2023-06-15

Developing cartridge

 #28
20230176503
2023-06-08

Toner container including guiding portion with a guiding surface

 #29
20230176502
2023-06-08

Powder container coupling mechanism

 #30
20230168608
2023-06-01

Developing device including filter detachable holder, process cartridge, and image forming apparatus

 #31
20230041507
2023-02-09

Toner cartridge having front cover

 #32
20220350277
2022-11-03

Seal for an electrophotograhic image forming device

 #33
20220342343
2022-10-27

Developing device and image forming apparatus including ihe same

 #34
20220342342
2022-10-27

Developing device and image forming apparatus including same

 #35
20220342341
2022-10-27

Developing device and image forming apparatus including same

 #36
20220334517
2022-10-20

Toner/developer supply device for separate supply of developer and toner

 #37
20220317596
2022-10-06

Developer discharging method of developing device and developing device

 #38
20220317590
2022-10-06

Developer discharging method of developing device and developing device

 #39
20220253002
2022-08-11

Toner storage apparatus

 #40
20220236665
2022-07-28

Drive and seal assembly for an electrophotographic image forming device

 #41
20220155704
2022-05-19

Developing device to reduce leakage of developer

 #42
20220128927
2022-04-28

Developer container and image forming apparatus having developer outlet for discharging developer

 #43
20220075288
2022-03-10

Process cartridge having toner receiving portion

 #44
20210405582
2021-12-30

Image forming apparatus including developing device which has developing casing movable relative to photosensitive drum, and toner cartridge which supplies toner to developing device

 #45
20210389696
2021-12-16

Developing unit, process cartridge, and image forming apparatus using toner to develop toner image

 #46
20210389693
2021-12-16

Developing apparatus having a flexible developer conveyor

 #47
20210382413
2021-12-09

Print powder reservoir sealed from atmosphere at lower pressure than atmosphere

 #48
20210373490
2021-12-02

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

 #49
20210294243
2021-09-23

Toner cartridge

 #50
20210237356
2021-08-05

Sealed print particle transfer interface

 #51
20210200121
2021-07-01

Process cartridge having toner receiving portion

 #52
20210200117
2021-07-01

Developing device to reduce leakage of developer

 #53
20210200115
2021-07-01

Toner agitator support

 #54
20210191310
2021-06-24

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

 #55
20210181656
2021-06-17

Seal for an electrophotographic image forming device

 #56
20210138731
2021-05-13

Fibrous seal for a print particle vessel

 #57
20210116844
2021-04-22

Seal for an electrophotograhic image forming device

 #58
20210103234
2021-04-08

Toner cartridge for refilling toner by using elastic force

 #59
20210048766
2021-02-18

Development cartridge having sealing member

 #60
20210026276
2021-01-28

Corner tie attachment for a bag liner for receiving a powder such as toner

 #61
20210018864
2021-01-21

Drive and seal assembly for an electrophotographic image forming device

 #62
20200301314
2020-09-24

Developing device and image forming apparatus

 #63
20200292962
2020-09-17

Corner tie attachment for a bag liner for receiving a powder such as toner

 #64
20200272073
2020-08-27

Developing device and remanufacturing method of developing device

 #65
20200257221
2020-08-13

Image forming unit and image forming apparatus

 #66
20200257219
2020-08-13

Image forming unit and image forming apparatus having restricting portion to prevent rotation

 #67
20200218176
2020-07-09

Development cartridge having sealing member

 #68
20200209782
2020-07-02

Developer container, process cartridge, and image forming apparatus

 #69
20200192242
2020-06-18

Container, container mounting structure, image forming unit, and image forming apparatus

 #70
20200096904
2020-03-26

Developing device with sealing unit, process cartridge using developing device, and image forming apparatus

 #71
20200096902
2020-03-26

Powder passage component and powder processing apparatus using powder passage component

 #72
20200094395
2020-03-26

Method of remanufacturing a toner cartridge

 #73
20200073288
2020-03-05

REMANUFACTURING METHOD

 #74
20200073280
2020-03-05

Developer supply container

 #75
20200041931
2020-02-06

Developer accommodating unit, process cartridge, and image forming apparatus

 #76
20200041930
2020-02-06

Developer container unit, developing apparatus, and process cartridge

 #77
20190391510
2019-12-26

Toner cartridge

 #78
20190361372
2019-11-28

Development cartridge having sealing member

 #79
20190294080
2019-09-26

Image forming apparatus

 #80
20190294079
2019-09-26

Cartridge

 #81
20190286013
2019-09-19

Developing device, process cartridge, and image forming apparatus incorporating same

 #82
20190278199
2019-09-12

Developing apparatus with magnetic seal member facing conveyance screw

 #83
20190265612
2019-08-29

Image forming apparatus having image formation interruption

 #84
20190250536
2019-08-15

Angled ridges on electrostatic process unit shafts

 #85
20190212673
2019-07-11

Seal configuration for a toner cartridge of an image forming apparatus

 #86
20190171130
2019-06-06

Developing device with a regulation blade mounted seal member

 #87
20190129332
2019-05-02

Image forming system with developer retainer

 #88
20190101844
2019-04-04

Image forming apparatus

 #89
20190094759
2019-03-28

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #90
20180373179
2018-12-27

Developer housing container with a communication mechanism that deforms a seal on a moving wall to allow communication between areas upstream and downstream of the moving wall and image forming device provided with same

 #91
20180284648
2018-10-04

Developing apparatus, cartridge, and image forming apparatus for suppressing developer leakage of a frame

 #92
20180275561
2018-09-27

Image forming apparatus having controlled driving force

 #93
20180231920
2018-08-16

Developing device and image forming apparatus therewith

 #94
20180210371
2018-07-26

Toner receiving device, and image forming apparatus including the same

 #95
20180203381
2018-07-19

TONER CARTRIDGE REPLACEMENT SEAL

 #96
20180164714
2018-06-14

Developing apparatus having a sealing sheet and unsealing mechanism

 #97
20180157193
2018-06-07

Developer cartridge and electrophotographic image forming apparatus employing the same

 #98
20180136601
2018-05-17

Image forming apparatus having a seal member which is disposed at an opening of a developing device and of which a tip end contacts with an image carrier

 #99
20180136588
2018-05-17

Developer accommodating container, developer accommodating unit, process cartridge, electrophotographic image forming apparatus

 #100
20180136586
2018-05-17

Vertical biaxial developing device and image forming apparatus and process cartridge incorporating same

 #101
20180136585
2018-05-17

Seal configuration for a toner cartridge of an image forming apparatus

 #102
20180120731
2018-05-03

Developer container, process cartridge, and image forming apparatus

 #103
20180113399
2018-04-26

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #104
20180067450
2018-03-08

Toner cartridge and transmission device thereof

 #105
20180067421
2018-03-08

Developer container developing device process cartridge and image forming apparatus

 #106
20180059575
2018-03-01

IMAGE FORMING APPARATUS

 #107
20180052408
2018-02-22

Developer container and image forming device equipped with same

 #108
20180046110
2018-02-15

Developer case including holder to hold rotator and image forming apparatus including the same

 #109
20170357208
2017-12-14

Developing apparatus having a sealed developer bearing member, process cartridge, and image forming apparatus

 #110
20170336736
2017-11-23

Method of remanufacturing a toner cartridge

 #111
20170293241
2017-10-12

Toner case and image forming apparatus

 #112
20170293240
2017-10-12

Toner case and image forming apparatus

 #113
20170285526
2017-10-05

Developing device, process cartridge, and image forming apparatus

 #114
20170285525
2017-10-05

Developer cartridge having housing accommodating flexible container for storing developer

 #115
20170285524
2017-10-05

Developer cartridge

 #116
20170261886
2017-09-14

Developer container, cartridge and image forming apparatus

 #117
20170235251
2017-08-17

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #118
20170219956
2017-08-03

Image forming apparatus with removable residual toner accommodating portion

 #119
20170212452
2017-07-27

Developer accommodating container, developer accommodating unit, process cartridge, and electrophotographic image forming apparatus

 #120
20170212450
2017-07-27

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #121
20170168422
2017-06-15

Accommodating container, process cartridge and electrophotographic image forming apparatus

 #122
20170168421
2017-06-15

Developing device and image forming apparatus incorporating same

 #123
20170153576
2017-06-01

Toner supply device including opening and closing mechanism of toner supply port, and image forming apparatus

 #124
20170139351
2017-05-18

Image forming apparatus

 #125
20170115606
2017-04-27

Image forming apparatus having reverse developer feeding

 #126
20170115596
2017-04-27

Image forming apparatus having controlled driving force

 #127
20170108800
2017-04-20

Seal configuration for a toner cartridge of an image forming apparatus

 #128
20170102639
2017-04-13

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

 #129
20170102638
2017-04-13

Nozzle receiver, powder container, and image forming apparatus

 #130
20170090347
2017-03-30

Detachable body and image forming apparatus

 #131
20170082949
2017-03-23

Notched end seal for an electrophotographic image forming device

 #132
20170060033
2017-03-02

Developer accommodating container with projected shaped portion for contacting toner seal member

 #133
20170060028
2017-03-02

Developer supply container and developer supplying system

 #134
20170023880
2017-01-26

Image forming apparatus

 #135
20160349668
2016-12-01

Sealing ink developer units with multiple compliant sealing members

 #136
20160342109
2016-11-24

Toner container and image forming apparatus

 #137
20160327887
2016-11-10

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

 #138
20160252844
2016-09-01

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

 #139
20160209776
2016-07-21

Developer collection container and image forming apparatus

 #140
20160170353
2016-06-16

Image forming apparatus having toner content sensor

 #141
20160170330
2016-06-16

Developer accommodating container, developer accommodating unit, process cartridge, and electrophotographic image forming apparatus

 #142
20160170329
2016-06-16

Developing device, and process cartridge and image forming apparatus incorporating same

 #143
20160116862
2016-04-28

Developing apparatus

 #144
20160085178
2016-03-24

Developing device

 #145
20160070203
2016-03-10

Development device, process cartridge, and image forming apparatus

 #146
20160062270
2016-03-03

Developer container, developer storage unit, process cartridge, and image forming apparatus having a sealing member and an unsealing member

 #147
20160062269
2016-03-03

Developer container and image forming apparatus including the same

 #148
20160054681
2016-02-25

Developer container and image forming apparatus including the same

 #149
20160048093
2016-02-18

Cap configuration for a toner cartridge

 #150
20160041501
2016-02-11

End seal member for electrophotographic image-forming device

 #151
20160033900
2016-02-04

Developer container and image forming apparatus including the same

 #152
20160033899
2016-02-04

Developing device

 #153
20160004189
2016-01-07

Method for reattaching a floating magnetic roller section of toner cartridges

 #154
20150355577
2015-12-10

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #155
20150355576
2015-12-10

Unit and image forming apparatus

 #156
20150331359
2015-11-19

Developing unit and process cartridge

 #157
20150277287
2015-10-01

Image forming apparatus

 #158
20150268582
2015-09-24

Image forming apparatus

 #159
20150220020
2015-08-06

Developer container, cartridge, and image-forming apparatus

 #160
20150205227
2015-07-23

Developing agent cartridge and image forming apparatus

 #161
20150147096
2015-05-28

Toner container and image forming apparatus

 #162
20150147084
2015-05-28

Sealing member, toner accommodating container and image forming apparatus

 #163
20150132021
2015-05-14

SEALING MEMBER, TONER ACCOMMODATING CONTAINER AND IMAGE FORMING APPARATUS

 #164
20150117907
2015-04-30

Cartridge and lid member for cartridge

 #165
20150104222
2015-04-16

Cap configuration for a toner cartridge

 #166
20150104218
2015-04-16

Cap, powder container, developer supply device, and image forming apparatus

 #167
20150093144
2015-04-02

Developing device

 #168
20150086237
2015-03-26

Developing unit

 #169
20150078777
2015-03-19

Developing device, process cartridge, image forming apparatus, and image forming method

 #170
20150043944
2015-02-12

Developer supplying apparatus

 #171
20150023687
2015-01-22

Developing device provided with seal configured to prevent developer leakage

 #172
20150003863
2015-01-01

Developing device capable of restraining leakage of developing agent

 #173
20140376955
2014-12-25

Cartridge with flexible container for accommodating developer

 #174
20140371413
2014-12-18

Chemical sealing film

 #175
20140363210
2014-12-11

Developer supply container and image forming apparatus

 #176
20140348518
2014-11-27

Cartridge, developing cartridge, process cartridge and image forming apparatus

 #177
20140286673
2014-09-25

DEVELOPMENT DEVICE, IMAGE FORMING UNIT, AND IMAGE FORMING APPARATUS

 #178
20140255058
2014-09-11

Toner bottle cap and refill mechanism

 #179
20140241752
2014-08-28

DEVELOPER STORAGE CONTAINER, DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #180
20140199096
2014-07-17

Developer accommodating unit, developing device, process cartridge and image forming apparatus

 #181
20140126928
2014-05-08

Cartridge, developing cartridge, process cartridge and image forming apparatus

 #182
20140093272
2014-04-03

Cartridge and image forming apparatus with seal member for sealing a toner feeding opening

 #183
20140086620
2014-03-27

Developer accommodating container with toner seal member, unsealing member, and auxiliary unsealing member

 #184
20140086619
2014-03-27

Developing cartridge having frame to which seal is assembled without adhesion

 #185
20140079432
2014-03-20

Developer accommodating container, developer accommodating unit, process cartridge, electrophotographic image forming apparatus

 #186
20140072331
2014-03-13

Developer accommodating container, developer accommodating unit, process cartridge and image forming apparatus

 #187
20140072330
2014-03-13

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #188
20140029974
2014-01-30

Developer accommodating unit, process cartridge, and electrophotographic image forming apparatus

 #189
20140029973
2014-01-30

Powder storage container and image forming apparatus in which a gripping part includes a powder loading port and a sealing member

 #190
20140029972
2014-01-30

ELECTROPHOTOGRAPHIC MAGNETIC SEALING MEMBER AND ELECTROPHOTOGRAPHIC CARTRIDGE

 #191
20130343785
2013-12-26

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #192
20130322921
2013-12-05

Development apparatus, process cartridge, and image forming apparatus

 #193
20130216273
2013-08-22

Powder container and image forming apparatus

 #194
20130164040
2013-06-27

Developing device, cartridge and electrophotographic image forming apparatus

 #195
20130164039
2013-06-27

Developer accommodating unit with a urging member for urging a flexible member

 #196
20130136489
2013-05-30

Developer accommodating unit, process cartridge and electrophotographic image forming apparatus

 #197
20130129377
2013-05-23

Developer accommodating container and process cartridge

 #198
20130034368
2013-02-07

Development device, and process cartridge and image forming apparatus including same

 #199
20130028630
2013-01-31

Developing device provided with seal configured to prevent developer leakage

 #200
20130011159
2013-01-10

Sealing member, toner accommodating container and image forming apparatus

 #201
20120321341
2012-12-20

Toner container and image forming apparatus

 #202
20120301188
2012-11-29

Toner container, image forming apparatus, toner container producing method and toner container recycling method

 #203
20120132559
2012-05-31

Powder container, powder processing apparatus using the same, and powder container controlling method

 #204
20120099903
2012-04-26

Process cartridge and image forming apparatus

 #205
20120063807
2012-03-15

Sealing member, toner accommodating container and image forming apparatus

 #206
20120057906
2012-03-08

Toner cartridge

 #207
20120051795
2012-03-01

Cap configuration for a toner cartridge

 #208
20120045244
2012-02-23

Cap, powder container, developer supply device, and image forming apparatus

 #209
20110318052
2011-12-29

Process cartridge

 #210
20110293319
2011-12-01

Tubular skiving seal for a rotary toner metering mechanism

 #211
20110280619
2011-11-17

Image-forming device having holder unit for toner box

 #212
20110176828
2011-07-21

Developing device and image forming apparatus including the same

 #213
20110142498
2011-06-16

REPLENISHER TONER CONTAINER

 #214
20110097107
2011-04-28

Sealing member, toner accommodating container and image forming apparatus

 #215
20110064480
2011-03-17

Developer storage container, developing device and image forming apparatus

 #216
20110064476
2011-03-17

Image forming agent storage unit, method for filling image forming agent storage unit with image forming agent, and image forming apparatus

 #217
20110038647
2011-02-17

Toner cartridge

 #218
20110020014
2011-01-27

Image forming agent storage container, image forming apparatus, method of mounting/detaching image forming agent storage container and method of filling/refilling image forming agent

 #219
20100239325
2010-09-23

Toner container and image forming apparatus comprising the same

 #220
20100163134
2010-07-01

DISPENSER DEVICE

 #221
20100111573
2010-05-06

Sealing member, toner accommodating container and image forming apparatus

 #222
20100111561
2010-05-06

Sealing member, toner accommodating container and image forming apparatus

 #223
20100111560
2010-05-06

Sealing member, toner accommodating container and image forming apparatus

 #224
20100104327
2010-04-29

Developing cartridge for image-forming device and method of manufacturing the same

 #225
20100092211
2010-04-15

System to produce a locking connection between a toner reservoir and a cover sealing the toner reservoir

 #226
20100046982
2010-02-25

Sealing member, toner accommodating container and image forming apparatus

 #227
20100028050
2010-02-04

Developing device having stirring portion with a sweeping edge to carry developer

 #228
20090232548
2009-09-17

Waste toner recovery system and method

 #229
20090028599
2009-01-29

Developer cartridge with deformable member, and image forming apparatus having the same

 #230
20090003872
2009-01-01

Sealing member, toner accommodating container and image forming apparatus

 #231
20080310883
2008-12-18

Toner cartridge guide unit having toner cartridge lifting unit and image forming apparatus having the same

 #232
20080152380
2008-06-26

Toner supply unit and image forming apparatus

 #233
20070258735
2007-11-08

Toner supply container and electrophotographic image forming apparatus

 #234
20070134021
2007-06-14

Toner supply container including a coupling member for engaging and receiving a driving force from a cylindrical member

 #235
20070110480
2007-05-17

Toner supply unit and image forming apparatus

 #236
20070098454
2007-05-03

Toner supply container having a coupling member for engaging and receiving a rotational force from a cylindrical member

 #237
20070092304
2007-04-26

Sealing member, toner accommodating container and image forming apparatus

 #238
20070086810
2007-04-19

Sealing member, toner accommodating container and image forming apparatus

 #239
20070014954
2007-01-18

Resin molded article and mold for manufacturing the same

 #240
20060216068
2006-09-28

Toner cartridge

 #241
20060193659
2006-08-31

Developing unit connection for toner supply device

 #242
20060104660
2006-05-18

Sealing member, toner supply container, and toner supply system

 #243
20060034641
2006-02-16

Sealing member, toner accommodating container and image forming apparatus

 #244
20060008291
2006-01-12

Sealing member, toner accommodating container and image forming apparatus

 #245
20060008290
2006-01-12

Sealing member, toner accommodating container and image forming apparatus

 #246
20060002743
2006-01-05

Apparatuses for image forming capable of effectively conveying developer therefrom and a method of effectively forming a reinforcing member adhering to the apparatuses

 #247
20050218166
2005-10-06

Dispenser device

 #248
20050169673
2005-08-04

Toner supply unit and image forming apparatus

 #249
20050047818
2005-03-03

Sealing member, toner accommodating container and image forming apparatus

 #250
17939449
2023-03-21

Powder storage device and image-forming apparatus equipped with the same

 #251
16451011
2020-06-02

Developer replenishment cartridge and method for replenishing developer

 #252
15927811
2019-01-15

Cartridge

 #253
14808070
2016-10-04

Image forming apparatus