Patents-Review.com
ClassID:

178465 ⎘

G03G2221/1624 - CPC Classification

Classification description:

Processes not provided for by group , e.g. cleaning or residual charge elimination; Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the cleaning unit transporting cleaned toner into separate vessels, e.g. photoreceptors, external containers

Recent Application in this class:
#1
20250370400
2025-12-04

CARTRIDGE

 #2
20250328094
2025-10-23

IMAGE FORMING APPARATUS

 #3
20250251679
2025-08-07

TONER CARTRIDGE WITH WASTE TONER DISPERSING MEMBER CONNECTED TO AND DRIVEN BY TONER TRANSPORT MEMBER

 #4
20250224692
2025-07-10

IMAGE FORMING APPARATUS

 #5
20250199440
2025-06-19

TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS

 #6
20240393731
2024-11-28

POWDER COLLECTION CONTAINER, IMAGE FORMING APPARATUS, AND POWDER CONVEYING DEVICE

 #7
20240361721
2024-10-31

DEVELOPING DEVICE WITH STRUCTURE TO REGULATE DISCHARGING AMOUNT OF DEVELOPER

 #8
20240329568
2024-10-03

Image Forming Apparatus With Removable Waste Toner Container and Exposable Feeding Path

 #9
20240219864
2024-07-04

Image forming apparatus having residual toner collecting containers

 #10
20240103427
2024-03-28

CLEANING DEVICE, REMOVABLE UNIT, AND IMAGE FORMING APPARATUS

 #11
20240103426
2024-03-28

CLEANING DEVICE, REMOVABLE UNIT, AND IMAGE FORMING APPARATUS

 #12
20240094660
2024-03-21

DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS

 #13
20240036508
2024-02-01

IMAGE FORMING APPARATUS

 #14
20240027949
2024-01-25

Apparatus including an extior cover to open and close a powder collection container

 #15
20240019809
2024-01-18

TONER CARTRIDGE AND IMAGE FORMING APPARATUS

 #16
20230418209
2023-12-28

CARTRIDGE

 #17
20230418184
2023-12-28

IMAGE FORMING APPARATUS

 #18
20230408953
2023-12-21

Toner conveying device that conveys waste toner removed from a surface of an image carrier or toner to be replenished to a developing device, and cleaning device and image forming apparatus provided therewith

 #19
20230375963
2023-11-23

Toner conveying device, and cleaning device and image forming apparatus therewith

 #20
20230367255
2023-11-16

Toner conveying device including flexible sheet in drop conveyance passage and image forming apparatus

 #21
20230280679
2023-09-07

Image forming apparatus with removable waste toner container and exposable feeding path

 #22
20230161291
2023-05-25

Image forming apparatus having channel switching device

 #23
20230124989
2023-04-20

Drum cartridge and image forming apparatus having residual toner conveying pipe

 #24
20230096244
2023-03-30

Image forming apparatus

 #25
20230069650
2023-03-02

Powder collection container and image forming apparatus including the same

 #26
20230055858
2023-02-23

Processing apparatus for powder discharge recovery

 #27
20220397842
2022-12-15

Toner conveying device, cleaning device, process cartridge, and image forming apparatus

 #28
20220382185
2022-12-01

Developer storage device and image forming apparatus to determine service life or replacement time of the developer storage device

 #29
20220373934
2022-11-24

Image forming apparatus with a toner conveying device having a reverse-flow conveying portion

 #30
20220326652
2022-10-13

Image forming apparatus having residual toner collecting containers

 #31
20220299929
2022-09-22

Toner conveying device having easily replaceable components

 #32
20220299909
2022-09-22

Powder conveying device and image forming apparatus incorporating the powder conveying device

 #33
20220269217
2022-08-25

Image forming apparatus

 #34
20220206413
2022-06-30

Powder container having a flexible sheet to contact the conveying rotator

 #35
20220197188
2022-06-23

Toner conveying device of image forming apparatus including pushing member to push conveyance member from different directions

 #36
20220197187
2022-06-23

Toner conveying device of image forming apparatus including pushing member to push conveyance member from different directions

 #37
20220187755
2022-06-16

Drum cartridge and image forming apparatus having residual toner conveying pipe

 #38
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

 #39
20210302905
2021-09-30

Recovery container for recovering powder and powder application apparatus

 #40
20210232079
2021-07-29

Drum cartridge and image forming apparatus having residual toner conveying pipe

 #41
20210223719
2021-07-22

Image forming apparatus with removable waste toner container and exposable feeding path

 #42
20210200138
2021-07-01

Waste toner collecting device for increasing waste toner collecting efficiency

 #43
20210048774
2021-02-18

Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube

 #44
20210041805
2021-02-11

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

 #45
20210011414
2021-01-14

Image forming apparatus usable for waste toner collection up to maximum capacity of toner container

 #46
20200409289
2020-12-31

Image forming apparatus having a mountable unit for discharging developer

 #47
20200319588
2020-10-08

Image forming apparatus

 #48
20200257243
2020-08-13

Image-forming apparatus provided with detachable waste toner container and sheet-conveying guide

 #49
20200225605
2020-07-16

Image forming apparatus with removable waste toner container and exposable feeding path

 #50
20200159162
2020-05-21

Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube

 #51
20200142335
2020-05-07

Toner conveying device and image forming apparatus

 #52
20200096913
2020-03-26

Image forming apparatus with removable waste toner container and exposable feeding path

 #53
20200019111
2020-01-16

Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube

 #54
20190294094
2019-09-26

Image formation device

 #55
20190219967
2019-07-18

Image-forming apparatus provided with detachable waste toner container and sheet-conveying guide

 #56
20190212675
2019-07-11

Image forming apparatus with removable waste toner container and exposable feeding path

 #57
20190196391
2019-06-27

Image forming apparatus comprising drum cartridge and toner cartridge

 #58
20190179253
2019-06-13

Waste toner container and image-forming apparatus provided with the same

 #59
20190107804
2019-04-11

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #60
20190041773
2019-02-07

Image forming apparatus with removable waste toner container and exposable feeding path

 #61
20180341200
2018-11-29

Toner conveyance device including a toner loosener and image forming apparatus including the toner conveyance device

 #62
20180275599
2018-09-27

Image forming apparatus provided with recovery container for waste toner

 #63
20180267459
2018-09-20

Process cartridge having a conveyor tube between a photosensitive drum and a waste toner container

 #64
20180196389
2018-07-12

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #65
20180004139
2018-01-04

Image formation device with life determination section for replaceable unit

 #66
20170285566
2017-10-05

Image-forming apparatus provided with detachable waste toner container and sheet-conveying guide

 #67
20170255134
2017-09-07

Image forming apparatus with removable waste toner container and exposable feeding path

 #68
20170219996
2017-08-03

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #69
20170023908
2017-01-26

Powder recovery device and processing device using the same

 #70
20160274534
2016-09-22

Image forming apparatus with developer recovery container

 #71
20160246245
2016-08-25

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #72
20160202660
2016-07-14

Image forming apparatus with removable unit and a connectable device to connect to the removable unit

 #73
20160154344
2016-06-02

Image forming apparatus with removable waste toner container and exposable feeding path

 #74
20160085207
2016-03-24

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #75
20160026119
2016-01-28

Image forming apparatus including a toner conveyance portion with vent holes having filters disposed thereon

 #76
20150147088
2015-05-28

Image forming apparatus having waste toner collecting function from a plurality of photosensitive drums

 #77
20150139690
2015-05-21

Developing device and electrophotographic image forming apparatus having the same

 #78
20150125196
2015-05-07

Toner conveying device

 #79
20140270841
2014-09-18

Image forming apparatus with removable waste toner container and exposable feeding path

 #80
20140050499
2014-02-20

Image forming apparatus

 #81
20130156475
2013-06-20

Recovery unit and image forming apparatus

 #82
20130071165
2013-03-21

Developer collection device and image forming apparatus

 #83
20130051856
2013-02-28

Process unit and image formation apparatus having a cleaning member in contact with a projection portion

 #84
20120301184
2012-11-29

Imaging Cartridge With Venting Fill Port

 #85
20120014712
2012-01-19

Photoconductive Drum Supports

 #86
20110293316
2011-12-01

Image forming apparatus with a removable waste toner container and an exposable feeding path

 #87
20110085835
2011-04-14

Powder collecting container and image forming apparatus

 #88
20100278552
2010-11-04

Carrier bead collection assembly for a xerographic printer

 #89
20100254727
2010-10-07

Imaging cartridge having a hopper supported by a wastebin

 #90
20100232852
2010-09-16

TONER CONVEYING MECHANISM, CLEANING UNIT INCLUDING THE SAME, AND IMAGE FORMING APPARATUS

 #91
20100232851
2010-09-16

Developer conveying apparatus and image forming apparatus

 #92
20100167196
2010-07-01

Toner recovery apparatus, process cartridge, and image forming apparatus

 #93
20100162842
2010-07-01

Imaging Cartridge Drive Having a Tapered Locating Structure

 #94
20100027035
2010-02-04

DYNAMIC ADJUSTABLE CUSTOM COLOR PRINTER AND CUSTOM COLOR IMAGES

 #95
20090324284
2009-12-31

Development device and image forming apparatus

 #96
20090080946
2009-03-26

Toner conveying mechanism, cleaning device and image forming apparatus

 #97
20090060570
2009-03-05

Imaging cartridge and image forming apparatus

 #98
20090060567
2009-03-05

Compact imaging cartridge and image forming apparatus

 #99
20090052940
2009-02-26

IMAGING CARTRIDGE AND IMAGE FORMING APPARATUS

 #100
20090022532
2009-01-22

Waste toner collecting device and image forming apparatus loaded therewith

 #101
20080199234
2008-08-21

Toner recovery apparatus, process cartridge, and image forming apparatus

 #102
20080187378
2008-08-07

Image forming apparatus with a waste storage container

 #103
20080187377
2008-08-07

Cleaning device for image forming apparatus

 #104
20080181692
2008-07-31

Toner conveying device, process cartridge, and image forming apparatus

 #105
20080131149
2008-06-05

Image forming apparatus

 #106
20080013998
2008-01-17

Powder transport unit having enhanced transportability and operability, process cartridge and image forming apparatus using the same

 #107
20070297840
2007-12-27

Image forming apparatus with a toner flow prevention feature effective during removal of a toner collecting container

 #108
20070264036
2007-11-15

Method and apparatus to detect loads associated with one of a plurality of components driven by a shared motor in an image forming apparatus

 #109
20070196147
2007-08-23

Image forming apparatus with residual toner conveyance feature for improved detection/collection of accumulated residual toner

 #110
20070140763
2007-06-21

Toner recovery belt conveyor, process cartridge, and image forming apparatus using the same

 #111
20070081839
2007-04-12

Toner conveying unit and electrophotographic image forming apparatus using the conveying unit

 #112
20070065196
2007-03-22

Device for moving toner within an image forming device

 #113
20070048050
2007-03-01

Developing agent transport and storage

 #114
20070019987
2007-01-25

Integrated Toner Cartridge

 #115
20070019985
2007-01-25

Image forming process module having a detachable waste developer storage tank and image forming apparatus having the same

 #116
20060269305
2006-11-30

Developer collecting apparatus and image forming apparatus having the same

 #117
20060159497
2006-07-20

Waste toner transporting apparatus and toner cartridge having the same

 #118
20060140665
2006-06-29

Image forming apparatus

 #119
20060127146
2006-06-15

Cleaning member, cleaning unit, process cartridge, and electrophotographic image-forming apparatus

 #120
20060110195
2006-05-25

Waste developer collecting container for color image forming apparatus

 #121
20060083563
2006-04-20

Used developer cleaning system and image forming apparatus having the same

 #122
20060078360
2006-04-13

Waste-sludge discharging unit and image forming apparatus having the same

 #123
20060051143
2006-03-09

Cleaning apparatus and image forming apparatus using the same

 #124
20060013604
2006-01-19

Method and apparatus for image forming capable of effectively recycling toner

 #125
20050249533
2005-11-10

Method and apparatus for image forming capable of effectively transporting toner

 #126
20050232669
2005-10-20

Image forming apparatus

 #127
20050220515
2005-10-06

Developer cartridge and image forming apparatus

 #128
20050214046
2005-09-29

Waste toner system for an image forming device

 #129
20050163530
2005-07-28

Integrated toner cartridge with toner agitator and sensing device