Patents-Review.com
ClassID:

177661 ⎘

G03G15/0813 - CPC Classification

Classification description:

Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by means in the developing zone having an interaction with the image carrying member, e.g. distance holders

Recent Application in this class:
#1
20260079424
2026-03-19

IMAGE FORMING APPARATUS

 #2
20260064036
2026-03-05

IMAGE FORMING APPARATUS

 #3
20250306501
2025-10-02

IMAGE FORMING APPARATUS

 #4
20250164905
2025-05-22

DEVELOPING CARTRIDGE

 #5
20250130516
2025-04-24

Component Movement Mechanism for an Image Forming Apparatus

 #6
20250110444
2025-04-03

DEVELOPING CARTRIDGE

 #7
20250068095
2025-02-27

NIP SEPARATOR FOR SEPARATING ROLLERS IN AN IMAGE FORMING DEVICE

 #8
20250036042
2025-01-30

IMAGE FORMING APPARATUS

 #9
20240402630
2024-12-05

DRUM UNIT INCLUDING PHOTOSENSITIVE DRUM, DRUM FRAME, AND PRESSURE MEMBER PRESSING DEVELOPING CARTRIDGE ATTACHED TO DRUM FRAME TOWARD PHOTOSENSITIVE DRUM

 #10
20240393714
2024-11-28

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #11
20240288794
2024-08-29

Toner transfer modulators

 #12
20240280935
2024-08-22

DRUM CARTRIDGE

 #13
20240264563
2024-08-08

DEVELOPING CARTRIDGE

 #14
20240077831
2024-03-07

Developing cartridge having a lever movable relative to a casing

 #15
20240069464
2024-02-29

Component movement mechanism for an image forming apparatus

 #16
20240019797
2024-01-18

Developing cartridge

 #17
20230350334
2023-11-02

Image forming apparatus

 #18
20230341808
2023-10-26

Image forming apparatus having cartridge and waste developer accommodating portion

 #19
20230341802
2023-10-26

IMAGE FORMING APPARATUS

 #20
20230315006
2023-10-05

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

 #21
20220350273
2022-11-03

Image forming apparatus

 #22
20220269207
2022-08-25

Image forming apparatus

 #23
20220197181
2022-06-23

Imaging system with control member for conveyance path and developing roller having a peeling pole

 #24
20220128942
2022-04-28

Image forming apparatus having cartridge and waste developer accommodating portion

 #25
20220121138
2022-04-21

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

 #26
20220082959
2022-03-17

Component movement mechanism for an image forming apparatus

 #27
20220057726
2022-02-24

Toner, method of manufacturing toner, toner storage unit, image forming apparatus and method of forming image

 #28
20210373456
2021-12-02

Developing apparatus with an airflow passage to provide air flow at a longitudinal end of a developer roller

 #29
20210271200
2021-09-02

Developing cartridge having casing and developing roller that are movable according to movement of a lever

 #30
20210223713
2021-07-22

Image forming apparatus

 #31
20210165344
2021-06-03

Developing device regulates an amount of developer on a developing sleeve

 #32
20210116836
2021-04-22

Imaging device

 #33
20210080858
2021-03-18

Image forming apparatus

 #34
20210026284
2021-01-28

Image forming apparatus detecting fog density

 #35
20200378753
2020-12-03

Measuring device, image forming apparatus, and measuring method

 #36
20200371467
2020-11-26

Image forming apparatus having cartridge and waste developer accommodating portion

 #37
20200356023
2020-11-12

Image forming apparatus configured to stop conveyance of sheet for prescribed time period before conveying sheet to photosensitive drum when sheet is fed from first tray

 #38
20200333727
2020-10-22

Image-forming apparatus capable of controlling separation/contact timing between developing rollers and photosensitive drums in timed relation to sheet conveyance

 #39
20200310340
2020-10-01

Developing cartridge having a member with a hole and a lever received in the hole

 #40
20200301313
2020-09-24

Developing device, process cartridge, and image forming apparatus

 #41
20200183300
2020-06-11

Developing device

 #42
20200081370
2020-03-12

Component movement mechanism for an image forming apparatus

 #43
20200052712
2020-02-13

Image forming apparatus controlling color reproduction range and tone reproducibility

 #44
20200041934
2020-02-06

Controlling engagement force

 #45
20200033787
2020-01-30

DEVELOPER CARRYING DEVICE AND IMAGE FORMING APPARATUS

 #46
20200033786
2020-01-30

Image forming apparatus having cartridge and waste developer accommodating portion

 #47
20200026217
2020-01-23

Image forming apparatus

 #48
20190346810
2019-11-14

Process cartridge

 #49
20190317424
2019-10-17

Developing device

 #50
20190302640
2019-10-03

Image forming apparatus capable of applying appropriate voltage to developing roller irrespective of deviation in pressing force of pressing member

 #51
20190033754
2019-01-31

Controlling engagement force

 #52
20190025730
2019-01-24

Developing device and image forming apparatus

 #53
20180348659
2018-12-06

Image processing apparatus, image processing method, and medium

 #54
20180284634
2018-10-04

Charge removal process in image forming apparatus

 #55
20180253026
2018-09-06

Image forming apparatus, developing device, and support members

 #56
20180246438
2018-08-30

Component movement mechanism for an image forming apparatus

 #57
20180164711
2018-06-14

Developing unit and process cartridge

 #58
20180136579
2018-05-17

Image forming apparatus

 #59
20180120737
2018-05-03

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

 #60
20180107148
2018-04-19

Image forming apparatus having cartridge and waste developer accommodating portion

 #61
20180088507
2018-03-29

Image forming apparatus

 #62
20180088488
2018-03-29

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

 #63
20180088482
2018-03-29

Image processing apparatus, image processing method, and medium

 #64
20180074448
2018-03-15

Image forming apparatus performing contact control or separation control of photosensitive drums and developing rollers

 #65
20170277071
2017-09-28

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

 #66
20170108796
2017-04-20

Component movement mechanism for an image forming apparatus

 #67
20160161902
2016-06-09

Image forming apparatus having cartridge and waste developer accommodating portion

 #68
20160054667
2016-02-25

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

 #69
20150331354
2015-11-19

Image forming apparatus

 #70
20150323885
2015-11-12

Drum unit for supporting developer cartridge that includes developing roller

 #71
20150205224
2015-07-23

Developer unit and image formation device

 #72
20150055978
2015-02-26

Image forming apparatus

 #73
20150043954
2015-02-12

Image forming apparatus having waste developer accommodating portion

 #74
20150003869
2015-01-01

Image forming apparatus having supporting member movable in and out of main assembly of apparatus for supporting developer cartridge

 #75
20150003862
2015-01-01

Developing device, process cartridge, and electrophotographic apparatus

 #76
20140369720
2014-12-18

Developing apparatus, process cartridge, and interval guarantee member

 #77
20140314452
2014-10-23

Interval guarantee member, developing apparatus, process cartridge

 #78
20140314444
2014-10-23

Interval securing member, developing apparatus, and process cartridge

 #79
20140294440
2014-10-02

Image forming apparatus

 #80
20140212173
2014-07-31

Developer unit and image formation device

 #81
20140178100
2014-06-26

Electrostatic image developer and image forming apparatus

 #82
20140147784
2014-05-29

Image forming apparatus, image forming method and process cartridge

 #83
20140023407
2014-01-23

Image forming apparatus having supporting member movable in and out of main assembly of apparatus for supporting developer cartridge

 #84
20130279921
2013-10-24

Image forming apparatus having capacitance detection

 #85
20130272752
2013-10-17

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

 #86
20130260974
2013-10-03

Rotating body and bearing

 #87
20130195516
2013-08-01

Developing device and image forming apparatus

 #88
20130195514
2013-08-01

Image forming apparatus

 #89
20130164032
2013-06-27

Image forming apparatus having waste developer accommodating portion

 #90
20130142546
2013-06-06

Image-forming device having mechanism for separating developing rollers from photosensitive drums

 #91
20130108290
2013-05-02

Image forming apparatus

 #92
20130051853
2013-02-28

Image forming apparatus

 #93
20130034360
2013-02-07

Image forming apparatus

 #94
20130022369
2013-01-24

Component movement mechanism for an image forming apparatus

 #95
20120294650
2012-11-22

Devices and methods for retracting a cartridge in an image forming device

 #96
20120269554
2012-10-25

Image forming apparatus with translation cam member

 #97
20120251179
2012-10-04

Image forming apparatus with translation cam

 #98
20120251167
2012-10-04

Image forming apparatus

 #99
20120248693
2012-10-04

Nip separator device for a roll assembly

 #100
20120224885
2012-09-06

Image forming device and drum unit mounted to the same

 #101
20120219331
2012-08-30

IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

 #102
20120213557
2012-08-23

Developing device, image forming apparatus, and developing method

 #103
20120207509
2012-08-16

Electrophotographic printer with dust seal

 #104
20120207499
2012-08-16

Systems and methods for reducing reload image quality defects

 #105
20120201576
2012-08-09

Developer supply device and image forming apparatus having the same

 #106
20120195636
2012-08-02

Developer unit

 #107
20120195616
2012-08-02

Image forming apparatus

 #108
20120195615
2012-08-02

PRINTER WITH DISCHARGE AREA DEVELOPED TONER BALANCING

 #109
20120195614
2012-08-02

ENHANCEMENT OF CHARGE AREA DEVELOPED TONER

 #110
20120189357
2012-07-26

Development device

 #111
20120177415
2012-07-12

Image forming apparatus

 #112
20120163859
2012-06-28

Process unit and image-forming device using process unit

 #113
20120163855
2012-06-28

Developing device of image forming apparatus

 #114
20120114377
2012-05-10

Process cartridge and developing device

 #115
20120063805
2012-03-15

Developing cartridge and image forming apparatus employing the same

 #116
20120045225
2012-02-23

Image forming apparatus

 #117
20120039633
2012-02-16

Process unit and image forming device

 #118
20120033995
2012-02-09

Image forming apparatus with different pressing forces between image carriers and developer carriers

 #119
20120033985
2012-02-09

Image forming apparatus and method for controlling image forming apparatus

 #120
20120020699
2012-01-26

Image forming device

 #121
20110280629
2011-11-17

Image forming apparatus and developing apparatus

 #122
20110274470
2011-11-10

Image forming apparatus

 #123
20110262183
2011-10-27

IMAGE DEVICE AND IMAGE FORMING APPARATUS

 #124
20110262182
2011-10-27

Gear center-distance maintaining mechanism, image forming apparatus, and assembly

 #125
20110255889
2011-10-20

Image forming apparatus

 #126
20110243606
2011-10-06

Image-forming device having mechanism for separating developing rollers from photosensitive drums

 #127
20110243605
2011-10-06

Image forming apparatus with supporting member set and force-exerting member set interacting with each other

 #128
20110217080
2011-09-08

Image forming apparatus with translation cam member

 #129
20110170907
2011-07-14

Image forming apparatus

 #130
20110158692
2011-06-30

Image forming apparatus and a method of cleaning photosensitive drum surface

 #131
20110142512
2011-06-16

Imaging unit, developing unit, photosensitive unit, and image forming apparatus

 #132
20110097103
2011-04-28

Developing device and image forming apparatus using the same

 #133
20110091242
2011-04-21

Developer unit and image forming device

 #134
20110076060
2011-03-31

Color electrophotographic image forming apparatus including a rotary drive transmission mechanism

 #135
20100316400
2010-12-16

Image forming apparatus with image detector

 #136
20100296826
2010-11-25

Image forming apparatus

 #137
20100290813
2010-11-18

Image-forming device having mechanism for separating developing rollers from photosensitive drums

 #138
20100284707
2010-11-11

Image forming apparatus with translation cam member

 #139
20100266297
2010-10-21

IMAGE FORMING APPARATUS AND IMAGE CARRIER UNIT

 #140
20100239329
2010-09-23

IMAGE FORMING APPARATUS

 #141
20100202796
2010-08-12

Development device, process unit, and image forming apparatus

 #142
20100196060
2010-08-05

DEVELOPER UNIT FOR AN ELECTROPHOTOGRAPHIC PRINTING DEVICE FOR PRINTING ON GLASS OR CERAMIC MATERIAL

 #143
20100166457
2010-07-01

Image forming apparatus having pivoting member

 #144
20100150598
2010-06-17

TONER AND ADDITIVE REMOVAL SYSTEM FOR COPIER OR PRINTER

 #145
20100124427
2010-05-20

Image forming apparatus and method for controlling image forming apparatus

 #146
20100119259
2010-05-13

Image forming apparatus

 #147
20100111569
2010-05-06

Image forming apparatus and developing apparatus

 #148
20100111564
2010-05-06

Image forming apparatus and process cartridge

 #149
20100067947
2010-03-18

Developing cartridge and image forming apparatus

 #150
20100061775
2010-03-11

Image forming apparatus and image forming method

 #151
20100054820
2010-03-04

Image forming apparatus having a photoconductive drum

 #152
20100054795
2010-03-04

Image forming apparatus and image forming unit

 #153
20100040392
2010-02-18

Method for controlling the distance between the photosensitive member and the developing member in a toner cartridge, and the device thereof

 #154
20100034557
2010-02-11

Process cartridge and image forming apparatus employing same

 #155
20100021203
2010-01-28

Component movement mechanism for an image forming apparatus

 #156
20090304404
2009-12-10

Image forming apparatus and image forming method for adjusting developing bias

 #157
20090297227
2009-12-03

Image formation device and developer supply device

 #158
20090297202
2009-12-03

Developing apparatus, process cartridge, and electrophotographic image forming apparatus

 #159
20090269106
2009-10-29

Image forming apparatus with toner removing blade

 #160
20090269097
2009-10-29

Image forming apparatus with contacts for memory chips

 #161
20090232555
2009-09-17

Image forming apparatus with translation cam member

 #162
20090232545
2009-09-17

Devices and methods for retracting a cartridge in an image forming devices

 #163
20090214270
2009-08-27

Electrophotographic image forming apparatus

 #164
20090202277
2009-08-13

Developing device and image forming apparatus

 #165
20090185835
2009-07-23

Image forming apparatus including pressing unit to maintain gap between rollers

 #166
20090162108
2009-06-25

Image forming apparatus

 #167
20090110434
2009-04-30

Process cartridge remanufacturing method

 #168
20090087230
2009-04-02

Developing apparatus

 #169
20090074449
2009-03-19

Image forming apparatus which achieves stability of a gap between an image bearing member and developer bearing member

 #170
20090067883
2009-03-12

Power transmitting unit, and developing device and image forming apparatus having the same

 #171
20090060592
2009-03-05

Camming method and apparatus for controlling color developers for non-contact development

 #172
20090047043
2009-02-19

Image-forming method, magnetic toner, and process unit

 #173
20090047041
2009-02-19

Image forming apparatus, developing apparatus and contact-retracting method

 #174
20090022521
2009-01-22

Method and apparatus for controlling multiple color developers using a camming mechanism

 #175
20090010689
2009-01-08

Image forming unit and image forming apparatus

 #176
20090010665
2009-01-08

Image forming apparatus for controlling a potential of an image bearing member

 #177
20080310881
2008-12-18

Process unit, image formation apparatus, and developing cartridge

 #178
20080286011
2008-11-20

Color electrophotographic image forming apparatus including a rotary drive transmission mechanism

 #179
20080279586
2008-11-13

Developing device, process cartridge and image forming apparatus

 #180
20080279584
2008-11-13

Supporting apparatus for a photosensitive drum

 #181
20080226348
2008-09-18

Multi-pass type image forming apparatus

 #182
20080193177
2008-08-14

Developing apparatus and image forming apparatus having the same

 #183
20080187353
2008-08-07

Cleaning and sealing apparatus of an image forming apparatus and developing unit thereof

 #184
20080175631
2008-07-24

Contact pressure setting apparatus for an image forming apparatus

 #185
20080153023
2008-06-26

Toner, development unit and image forming apparatus using the same

 #186
20080138107
2008-06-12

Process cartridge and image forming apparatus

 #187
20080124135
2008-05-29

Image forming apparatus using trapezoidal shaped electric field and method for forming image

 #188
20080069591
2008-03-20

Gap controlling structure for image forming apparatus

 #189
20080063440
2008-03-13

IMAGE FORMING APPARATUS AND METHOD

 #190
20080056775
2008-03-06

Toner and image forming apparatus that uses the toner

 #191
20070286639
2007-12-13

Image forming apparatus

 #192
20070269231
2007-11-22

Variable force biasing mechanism and electrical connection

 #193
20070264045
2007-11-15

Photosensitive member cartridge

 #194
20070237550
2007-10-11

Apparatus for the electrographic printing and copying using liquid coloring agents

 #195
20070212121
2007-09-13

Developing device using electrostatic transport and hopping (ETH)

 #196
20070212112
2007-09-13

Rotation speed control device and image forming device

 #197
20070189793
2007-08-16

Toner and additive removal system for copier or printer

 #198
20070183814
2007-08-09

Image forming apparatus with cam members

 #199
20070154834
2007-07-05

Developer carrying member and developing method by using thereof

 #200
20070147906
2007-06-28

Developing agent carrier manufacturing method, developing agent carrier, developing device and image forming apparatus

 #201
20070147896
2007-06-28

Roller spacing apparatus and image forming device having the same

 #202
20070147889
2007-06-28

Developer unit and image forming device

 #203
20070098461
2007-05-03

Developing device and image forming apparatus

 #204
20070092702
2007-04-26

Developer carrying member and developing method by using thereof

 #205
20070092306
2007-04-26

Development apparatus, image-forming apparatus and developing method using reverse polarity particles

 #206
20070086802
2007-04-19

Method and apparatus for applying developing bias voltage in image forming apparatus

 #207
20070077093
2007-04-05

Image-forming device having mechanism for separating developing rollers from photosensitive drums

 #208
20070071473
2007-03-29

Image forming apparatus

 #209
20070053718
2007-03-08

Roller spacing apparatus and image forming device having the same

 #210
20070048009
2007-03-01

Developing unit and image forming device

 #211
20070036580
2007-02-15

Image forming apparatus having a gap regulating mechanism to regulate a gap between a photosensitive drum and a developing roller

 #212
20060239711
2006-10-26

Printing device cartridge having position in which rollers are separated from photoconductor

 #213
20060210320
2006-09-21

Toner supplying system for an image forming apparatus

 #214
20060210299
2006-09-21

Variable force biasing mechanism and electrical connection

 #215
20060177243
2006-08-10

Image forming apparatus

 #216
20060177240
2006-08-10

Device and method for inking of a charge image with toner material in a printer or copier

 #217
20060177234
2006-08-10

Image forming apparatus which suppresses selective development of toner

 #218
20060165433
2006-07-27

A PROCESS CARTRIDGE FOR AN IMAGE FORMING APPARATUS

 #219
20060133850
2006-06-22

Image-forming apparatus

 #220
20060115754
2006-06-01

Image forming method

 #221
20060115299
2006-06-01

Image forming apparatus and developing gap adjusting method in image forming apparatus

 #222
20060056878
2006-03-16

Photosensitive member cartridge

 #223
20060056877
2006-03-16

Photosensitive member cartridge

 #224
20060056876
2006-03-16

Photosensitive member cartridge

 #225
20060039720
2006-02-23

Image forming apparatus with selectively rotated developing roller

 #226
20060039717
2006-02-23

Method and apparatus for image forming having a predetermined gap formed between an image bearing member and a developing member

 #227
20060002741
2006-01-05

Contact pressure setting method and image forming apparatus

 #228
20050276623
2005-12-15

Image forming apparatus and cartridge

 #229
20050265703
2005-12-01

Electronic color photography apparatus

 #230
20050238390
2005-10-27

Image forming apparatus

 #231
20050214023
2005-09-29

Coupling retraction mechanism for an image forming device

 #232
20050207782
2005-09-22

Variable force biasing mechanism and electrical connection

 #233
20050185980
2005-08-25

Developer carrier, developing device, image forming apparatus and computer system

 #234
20050141924
2005-06-30

Electrostatic transfer type liquid electrophotographic printer using a continuous photoreceptor web as a photoreceptor medium

 #235
20050141909
2005-06-30

Image forming device that adjusts image density based on developing bias and pressing force

 #236
20050135837
2005-06-23

Photosensitive member cartridge

 #237
20050048269
2005-03-03

Developer carrying member and developing method by using thereof

 #238
20050047825
2005-03-03

Image forming device

 #239
20050047824
2005-03-03

Developing unit and image forming device having the developing unit

 #240
20050025530
2005-02-03

Gap spacing means for electrophotographic devices

 #241
20050013632
2005-01-20

Rotary development device and image forming apparatus having a development unit mounted on a rotating member

 #242
20050008415
2005-01-13

Image forming apparatus

 #243
20050008401
2005-01-13

Developing apparatus featuring an insulating or electrically floating jumping developer regulation member

 #244
15434352
2018-01-30

Image forming apparatus and bearing