ClassID:

177974

G03G21/1889 - 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 provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge; Electronically readable memory for auto-setting of process parameters, lifetime, usage

Recent Application in this class:
#1
20260072384
2026-03-12

IMAGE FORMING APPARATUS

#2
20260064076
2026-03-05

IMAGE FORMING APPARATUS AND PROCESSING METHOD

#3
20260010117
2026-01-08

IMAGE FORMING APPARATUS

#4
20260010107
2026-01-08

IMAGE FORMING APPARATUS INCLUDING CONTROLLER CAPABLE OF DETERMINING WHETHER DEVELOPING CARTRIDGE, DRUM CARTRIDGE AND BELT UNIT ARE REACHED THEIR LIFETIMES

#5
20250208564
2025-06-26

IMAGE FORMING APPARATUS AND NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM

#6
20250208553
2025-06-26

IMAGE FORMING APPARATUS

#7
20250085662
2025-03-13

IMAGE FORMING APPARATUS INCLUDING MAIN CASING TO WHICH CARTRIDGE IS ATTACHABLE AND MAIN MEMORY AND METHOD OF CONTROLLING IMAGE FORMING APPARATUS

#8
20250044720
2025-02-06

IMAGE FORMING APPARATUS

#9
20240419114
2024-12-19

IMAGE FORMING APPARATUS AND INITIALIZATION METHOD OF INITIALIZING CONSUMABLE MEMORY INCLUDED IN CONSUMABLE ATTACHED TO MAIN CASING OF IMAGE FORMING APPARATUS

#10
20240419113
2024-12-19

IMAGE FORMING APPARATUS

#11
20240419098
2024-12-19

PREVENTION OF CRUM CHIP MALFUNCTION THROUGH LOCK CONTROL OF CONSUMABLE UNIT

#12
20240085840
2024-03-14

Replacing photoconductor drums associated with image forming apparatuses

#13
20240045362
2024-02-08

IMAGE FORMING APPARATUS INCLUDING CONTROLLER CAPABLE OF DETERMINING WHETHER DEVELOPING CARTRIDGE, DRUM CARTRIDGE AND BELT UNIT ARE REACHED THEIR LIFETIMES

#14
20230384727
2023-11-30

Printing apparatus to operate in a contract mode with consumable item to be used in printing and execute profit returning process according to content of the contract

#15
20230367250
2023-11-16

IMAGE FORMING APPARATUS CONFIGURED TO PERFORM INITIALIZATION PROCESS TO INITIALIZE LIFETIME INFORMATION IN CONSUMABLE MEMORY OF CONSUMABLE WHEN RECEIVING INSTRUCTION

#16
20230266703
2023-08-24

Image forming apparatus requesting execution of density correction process

#17
20230152749
2023-05-18

Image forming apparatus for guiding refilling operation of toner

#18
20230092805
2023-03-23

Image forming apparatus restricting usage of non-specific-color cartridge

#19
20220276582
2022-09-01

Image forming apparatus requesting execution of density correction process

#20
20220169031
2022-06-02

Transform map at printer cartridge

#21
20220113663
2022-04-14

Image forming apparatus

#22
20220035292
2022-02-03

Image forming apparatus restricting usage of non-specific-color cartridge

#23
20220019174
2022-01-20

Image forming apparatus including controller capable of determining whether developing cartridge, drum cartridge and belt unit are reached their lifetimes

#24
20210397125
2021-12-23

Image-forming apparatus including drum cartridge having memory storing first type information, and toner cartridge having memory storing second type information

#25
20210333751
2021-10-28

Consumable component identifiers

#26
20210302889
2021-09-30

Image forming apparatus rewriting usage status information to information indicating that cartridge is old cartridge

#27
20210278788
2021-09-09

Image forming apparatus that controls a fixing temperature of a toner cartridge

#28
20210240103
2021-08-05

Image forming apparatus that determines whether cartridge can be used in the image forming apparatus

#29
20210149802
2021-05-20

DATA PROCESSING METHOD, AND CARTRIDGE CHIP USING THEMETHOD

#30
20210141336
2021-05-13

Image forming apparatus including drum cartridge having photosensitive drum and toner cartridge having developing roller

#31
20210096506
2021-04-01

Image forming apparatus for guiding refilling operation of toner

#32
20210088934
2021-03-25

Image forming apparatus including toner cartridge having toner memory and drum cartridge having drum memory

#33
20200361215
2020-11-19

Transform map at printer cartridge

#34
20200361214
2020-11-19

Transform map at printer cartridge

#35
20200310344
2020-10-01

Image forming apparatus including drum cartridge having photosensitive drum and toner cartridge having developing roller

#36
20200183324
2020-06-11

NORMALIZED PRINT USAGE DETERMINATION SYSTEM AND METHOD

#37
20200133199
2020-04-30

NORMALIZED PRINT USAGE DETERMINATION SYSTEM AND METHOD

#38
20200133162
2020-04-30

Image forming apparatus that controls a thermal fixing condition of a fixing portion based on thermal characteristic information of toner

#39
20200019089
2020-01-16

Toner cartridge with memory for image forming apparatus

#40
20190302640
2019-10-03

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

#41
20190227476
2019-07-25

Image forming apparatus

#42
20190143703
2019-05-16

Transform map at printer cartridge

#43
20190041786
2019-02-07

Image forming apparatus in which printing operation at end of life of attached consumable product is settable

#44
20190033748
2019-01-31

Toner cartridge with memory for image forming apparatus

#45
20180348702
2018-12-06

Image forming apparatus, electronic storage device, cartridge, and method of controlling image forming apparatus

#46
20180348701
2018-12-06

Image forming apparatus performing image formation with detachable cartridge and cartridge detachable from image forming apparatus

#47
20180321623
2018-11-08

Image forming apparatus

#48
20180295257
2018-10-11

Printer cartridges and memory devices containing compressed multi-dimensional color tables

#49
20180267428
2018-09-20

Image forming apparatus capable of preventing unnecessary replacement of toner cartridge, method of controlling the same, and storage medium

#50
20180231918
2018-08-16

Image forming apparatus and control method wherein a developer bearing member is driven at various speeds

#51
20180196371
2018-07-12

Toner cartridge with memory for image forming apparatus

#52
20170374235
2017-12-28

Printer cartridges and memory devices containing compressed multi-dimensional color tables

#53
20170371272
2017-12-28

Memory control device, memory device and image forming apparatus

#54
20170269503
2017-09-21

Toner cartridge with memory for image forming apparatus

#55
20170261883
2017-09-14

Image forming apparatus and cartridge including detection gear

#56
20170235268
2017-08-17

Image forming apparatus having process cartridge, control method therefor, and storage medium

#57
20170157941
2017-06-08

Transform map at printer cartridge

#58
20170151801
2017-06-01

Printer cartridges and memory devices containing compressed multi-dimensional color tables

#59
20170075277
2017-03-16

Image forming apparatus, consumable product management method, and storage medium

#60
20170068212
2017-03-09

Image forming apparatus with fixing device detachably mounted thereto

#61
20160370745
2016-12-22

Image forming apparatus performing toner purge processing

#62
20160173284
2016-06-16

Authenticating a consumable product based on a remaining life value

#63
20160161901
2016-06-09

Image forming apparatus including processes executed after image formation and before cartridge removal

#64
20160139538
2016-05-19

Toner cartridge with memory for image forming apparatus

#65
20150139669
2015-05-21

Image forming apparatus and image forming system with cartridge capacity dependent transport force

#66
20150055963
2015-02-26

Cartridge and image forming apparatus

#67
20150002899
2015-01-01

System and method for updating memories used to store information in a printing system

#68
20140314428
2014-10-23

Toner cartridge with memory for image forming apparatus

#69
20140147154
2014-05-29

System-speed switchable image forming device

#70
20140082302
2014-03-20

Systems and methods for employing an electronically-readable monitoring module associated with a customer replaceable component to update a non-volatile memory in an image forming device

#71
20140079412
2014-03-20

Determination of effective amount of remaining life of toner cartridge

#72
20140003836
2014-01-02

Refilled toner cartridge having increased yield

#73
20130230330
2013-09-05

Image forming apparatus having current detection

#74
20130183048
2013-07-18

Image forming apparatus and control method thereof

#75
20130135681
2013-05-30

Electronic apparatus and image forming apparatus

#76
20130108282
2013-05-02

IMAGE FORMING APPARATUS

#77
20130039667
2013-02-14

Image forming apparatus and cartridge

#78
20120219304
2012-08-30

Image forming apparatus

#79
20120194868
2012-08-02

System and method for updating memories used to store information in a printing system

#80
20120076520
2012-03-29

Toner cartridge storing control data for an image forming apparatus

#81
20120070166
2012-03-22

Image forming apparatus with a function of detecting an amount of remaining developing agent

#82
20120063792
2012-03-15

IMAGE FORMING APPARATUS

#83
20120002987
2012-01-05

Image forming apparatus and method

#84
20110293295
2011-12-01

IMAGE FORMING APPARATUS

#85
20110279865
2011-11-17

System and method for providing a message on a replaceable printing component

#86
20110013916
2011-01-20

IMAGE FORMING APPARATUS, PROCESS UNIT CARTRIDGE, AND METHOD OF MANAGING REPLACEMENT LIFE OF PROCESS UNIT CARTRIDGE

#87
20110004768
2011-01-06

Unit using OS and image forming apparatus using the same

#88
20110004746
2011-01-06

Unit using OS and image forming apparatus using the same

#89
20110002002
2011-01-06

Unit using OS and image forming apparatus using the same

#90
20100309506
2010-12-09

Consumable serial number tracking in a managed services hosted environment

#91
20100021191
2010-01-28

Image forming apparatus, developing unit, and computer system

#92
20100017240
2010-01-21

RECYCLING AID SYSTEM, ELECTRONIC APPARATUS, AND RECYCLING AID METHOD

#93
20090324260
2009-12-31

Image forming apparatus

#94
20090314837
2009-12-24

Electronic apparatus contributing to global environmental conservation

#95
20090297170
2009-12-03

Image forming apparatus for storing information in memory on removable cartridge

#96
20090222886
2009-09-03

Unit using OS and image forming apparatus using the same

#97
20090222664
2009-09-03

Unit using OS and image forming apparatus using the same

#98
20090220251
2009-09-03

Image Forming Apparatus and Method of Determining Update of Identification Information

#99
20090220077
2009-09-03

Unit using operating system and image forming apparatus using the same

#100
20090219559
2009-09-03

Unit using OS and image forming apparatus using the same

#101
20090214227
2009-08-27

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

#102
20090110417
2009-04-30

IMAGE FORMING APPARATUS

#103
20090034995
2009-02-05

Image forming device determining refilled product

#104
20090022513
2009-01-22

Systems and methods for remanufacturing imaging components

#105
20080298819
2008-12-04

Image forming apparatus, adjusting method thereof and replacement component thereof

#106
20080246996
2008-10-09

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#107
20080226342
2008-09-18

Developer cartridge

#108
20080226341
2008-09-18

Developer cartridge

#109
20080212992
2008-09-04

Process cartridge for image forming device

#110
20080193147
2008-08-14

System for managing replaceable modules in a digital printing apparatus

#111
20080166144
2008-07-10

Method and apparatus to store information on amount of toner used, and image forming device using the same

#112
20070297814
2007-12-27

Image forming apparatus and method for distinguishing suitable parts in the same

#113
20070264032
2007-11-15

Image forming apparatus having process cartridges with identified parts

#114
20070201883
2007-08-30

Image forming apparatus and control method for image forming apparatus

#115
20070141889
2007-06-21

Process cartridge and electrophotographic image forming apparatus

#116
20070127935
2007-06-07

IMAGE FORMING APPARATUS TO WHICH CARTRIDGES ARE DETACHABLY MOUNTABLE

#117
20070122166
2007-05-31

Image forming apparatus and image forming system that calculate operation amount of components thereof

#118
20070086793
2007-04-19

Image forming apparatus and method for controlling access to replaceable units

#119
20070057982
2007-03-15

Method of authenticating a consumable

#120
20060285859
2006-12-21

Backup of replaceable device information in an image-forming apparatus

#121
20060275050
2006-12-07

Systems and methods for manufacturing imaging components

#122
20060181726
2006-08-17

Image forming apparatus, cartridge, and storing device mounted to the cartridge

#123
20060168437
2006-07-27

Method of controlling an image forming apparatus

#124
20060165422
2006-07-27

Image forming method and apparatus capable of effectively performing charging operation

#125
20060146378
2006-07-06

Image-forming apparatus having process cartridge and color shift estimation

#126
20060133835
2006-06-22

Image forming apparatus having a detachably mountable image forming unit

#127
20060133828
2006-06-22

Method of providing device usage data

#128
20060109491
2006-05-25

Image forming apparatus, cartridge, and storing device mounted to the cartridge

#129
20060062583
2006-03-23

Image forming apparatus and associated method of tracking recycling information

#130
20060056858
2006-03-16

Image forming apparatus setting an image forming condition based on characteristics of a cartridge, cartridge used in the image forming apparatus, and storage medium mounted on the cartridge

#131
20060045549
2006-03-02

Image forming apparatus and storage thereof

#132
20060034627
2006-02-16

Method and apparatus for image forming capable of effectively recycling image forming unit

#133
20060034626
2006-02-16

Image forming apparatus and method of determining update of identification information

#134
20060024080
2006-02-02

Process cartridge and electrophotographic image forming apparatus

#135
20050271415
2005-12-08

Systems and methods for remanufacturing imaging components

#136
20050271406
2005-12-08

Process cartridge comprising memory medium storing information for selecting one of a plurality of alternating voltages applied to charging member and such a memory medium

#137
20050271401
2005-12-08

Systems and methods for remanufacturing imaging components

#138
20050249510
2005-11-10

Method, device, system and recording medium for detecting improper cartridge, and cartridge

#139
20050206672
2005-09-22

Method of authenticating a consumable

#140
20050200646
2005-09-15

Method for calibrating production printing cartridges for use in an imaging system

#141
20050111859
2005-05-26

Printing apparatus with removable image forming section and position error processing of image forming section installation position

#142
20050105921
2005-05-19

Image forming apparatus developing unit and computer system

#143
20050099448
2005-05-12

Methods and apparatus for selecting image enhancement techniques

#144
20050095017
2005-05-05

Image forming apparatus, process cartridge, and development unit

#145
20050095016
2005-05-05

Toner cartridge with integral MICR font, and methods

#146
20050025506
2005-02-03

Image forming apparatus and unit, and storage medium mounted in the unit

#147
20050018005
2005-01-27

METHODS AND APPARATUS FOR SELECTING IMAGE ENHANCEMENT TECHNIQUES

#148
20050008377
2005-01-13

Image forming apparatus and cartridge detachably mountable thereto