ClassID:

178502

G03G2221/1892 - 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; Cartridge systems; Process cartridge Presence detection

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

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

#2
20250085663
2025-03-13

DEVELOPING CARTRIDGE

#3
20250013189
2025-01-09

DEVELOPING CARTRIDGE

#4
20230015778
2023-01-19

Image forming apparatus that controls regulation unit

#5
20230015370
2023-01-19

Image forming apparatus capable of detecting attachment state of toner container

#6
20220155725
2022-05-19

Image forming apparatus capable of controlling extension of use of drum cartridge

#7
20210373490
2021-12-02

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

#8
20210240132
2021-08-05

Image forming apparatus that controls regulation unit to prevent or allow detachment of a cartridge mounted to the image forming apparatus

#9
20210232089
2021-07-29

Image forming apparatus capable of controlling extension of use of drum cartridge

#10
20210191310
2021-06-24

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

#11
20200301357
2020-09-24

Image forming apparatus, image forming method, and recording medium

#12
20200207566
2020-07-02

Image forming apparatus

#13
20200133197
2020-04-30

Image forming apparatus that controls regulation unit to switch regulating state of a detachable replacement

#14
20200103781
2020-04-02

Image forming apparatus

#15
20190101856
2019-04-04

Image forming apparatus, discrimination system and unit discrimination method of image forming apparatus

#16
20180259891
2018-09-13

Developing cartridge

#17
20180074437
2018-03-15

Image forming apparatus

#18
20180052406
2018-02-22

Developing cartridge including rotary member having detectable extending portions for determining presence of the developing cartridge

#19
20170371286
2017-12-28

Image forming apparatus

#20
20170261902
2017-09-14

Image formation apparatus and error notification method

#21
20170219974
2017-08-03

Developing cartridge

#22
20170123343
2017-05-04

Image forming apparatus operable with regular toner container properly mounted

#23
20170068212
2017-03-09

Image forming apparatus with fixing device detachably mounted thereto

#24
20160357127
2016-12-08

Developing cartridge

#25
20160299457
2016-10-13

Detecting a developing cartridge

#26
20160210540
2016-07-21

Image forming apparatus performing image quality adjustment based on period image forming assembly unloaded and forming final image while image forming assembly replaced

#27
20160209793
2016-07-21

Unit checking device, unit, and image forming apparatus

#28
20160131995
2016-05-12

Developing cartridge including rotary member having detectable extending portions for determining presence of the developing cartridge

#29
20160062312
2016-03-03

Cartridge having photosensitive body cartridge and developer cartridge

#30
20160004213
2016-01-07

Cartridge configured of two units and image forming apparatus that accommodates the cartridge

#31
20150301478
2015-10-22

Detecting a developing cartridge

#32
20150227081
2015-08-13

Developing cartridge

#33
20150220000
2015-08-06

Image forming apparatus having detachably mountable image forming unit

#34
20150086222
2015-03-26

Image forming device

#35
20140294403
2014-10-02

Cartridge having photosensitive body cartridge and developer cartridge

#36
20140241756
2014-08-28

Detecting a developing cartridge

#37
20140212172
2014-07-31

Developing cartridge

#38
20140037334
2014-02-06

Developing cartridge including detection system for determining presence of developing cartridge

#39
20120243882
2012-09-27

Developer storage unit and method for manufacturing recycling product

#40
20120093523
2012-04-19

Image forming apparatus

#41
20110293294
2011-12-01

Image forming apparatus

#42
20110236066
2011-09-29

Detecting a developing cartridge

#43
20110236065
2011-09-29

Developing cartridge

#44
20110236062
2011-09-29

Developing cartridge including detection system for determining initial developer amount

#45
20110058201
2011-03-10

METHOD AND APPARATUS FOR IDENTIFYING PARTS IN AN IMAGE PRODUCTION DEVICE

#46
20100215382
2010-08-26

Image forming device and method for identifying positions of image formation sections in an image forming device

#47
20100189459
2010-07-29

Image forming apparatus and image forming system

#48
20100129090
2010-05-27

Method to prevent metered toner gray market leakage

#49
20090297171
2009-12-03

Systems and methods for imaging components

#50
20090269086
2009-10-29

Image forming apparatus and process cartridge

#51
20090214227
2009-08-27

Developing cartridge, image forming apparatus having the same, and printing method for an image forming apparatus

#52
20080205928
2008-08-28

Image forming apparatus for detecting developer cartridge status

#53
20080124113
2008-05-29

Image forming apparatus and image forming method having control of cleaning depending on number of transferred images

#54
20080121169
2008-05-29

Usage Indicator for a Cartridge

#55
20080118254
2008-05-22

Image forming apparatus including a recognition structure for recognizing the compatibility of an image forming process unit

#56
20080025760
2008-01-31

Image forming apparatus having photo sensors capable of detecting objects of different widths using photocouplers of the same configuration

#57
20070264032
2007-11-15

Image forming apparatus having process cartridges with identified parts

#58
20070183795
2007-08-09

Systems and methods for imaging components

#59
20070147866
2007-06-28

Image forming apparatus and image forming method having a cleaner and a paper detecting unit

#60
20070147852
2007-06-28

Image forming apparatus

#61
20070092270
2007-04-26

Image forming apparatus having a unit for detecting a contact state with an image forming cartridge

#62
20070076085
2007-04-05

Image forming apparatus having scanning beam blocking member

#63
20070058993
2007-03-15

Developing cartridge, image carrier cartridge, process cartridge, and image forming apparatus

#64
20060291878
2006-12-28

Rotary-type developing device and image forming apparatus

#65
20060278699
2006-12-14

Method to prevent metered toner gray market leakage

#66
20060269299
2006-11-30

Apparatus and method for controlling laser scanning unit

#67
20060265742
2006-11-23

System and method for authentication of replaceable modules

#68
20060263102
2006-11-23

Developing cartridge, process unit, and image forming apparatus

#69
20060227359
2006-10-12

Development component detection in an electrophotographic device

#70
20060193646
2006-08-31

Image-forming device capable of determining information on a detachably mounted developer cartridge and developer cartridge for use therein

#71
20060193645
2006-08-31

Image-forming device and developing cartridge with information member for use therein

#72
20060165422
2006-07-27

Image forming method and apparatus capable of effectively performing charging operation

#73
20060153579
2006-07-13

Replaceable unit monitor reader with auto polling capabilities

#74
20060133835
2006-06-22

Image forming apparatus having a detachably mountable image forming unit

#75
20060072928
2006-04-06

Apparatus and method for detecting consumable product engagement in a printing device

#76
20060056857
2006-03-16

Color image forming apparatus and method using detachable process units

#77
20060045545
2006-03-02

Systems and methods for imaging components

#78
20060034623
2006-02-16

Image-forming device capable of performing self-diagnosis using inspection cartridge in place of process cartridge

#79
20050276617
2005-12-15

Electrophotographic image forming apparatus and unit

#80
20050265736
2005-12-01

Image forming device with automatic power cutoff

#81
20050191064
2005-09-01

Image forming apparatus

#82
20050180765
2005-08-18

Arrangement and method for determining the position of a unit in an electrophotographic printer or copier

#83
20050163532
2005-07-28

Image formation apparatus, and control method for image formation apparatus

#84
20050031359
2005-02-10

Developing cartridge, process unit, and image forming apparatus