ClassID:

177975

G03G21/1892 - 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 presence detection, authentication

Recent Application in this class:
#1
20260064076
2026-03-05

IMAGE FORMING APPARATUS AND PROCESSING METHOD

#2
20260056508
2026-02-26

INFORMATION PROVISION SYSTEM AND INFORMATION PROVISION METHOD

#3
20250390061
2025-12-25

METHOD FOR WRITING INFORMATION TO CONSUMABLE, IMAGE FORMING APPARATUS, CONSUMABLE, MANAGEMENT SYSTEM, AND SERVER

#4
20250291304
2025-09-18

IMAGE FORMING APPARATUS

#5
20250278037
2025-09-04

IMAGE FORMING APPARATUS, COMPONENT UNIT OF THE IMAGE FORMING APPARATUS, AND PROCESSING APPARATUS FOR THE COMPONENT UNIT

#6
20250216813
2025-07-03

CONSUMABLE CHIP, IMAGE FORMING DEVICE, CONTROL DEVICE, AUTHENTICATION METHOD AND CONSUMABLE

#7
20250172905
2025-05-29

IMAGE FORMING APPARATUS

#8
20250172904
2025-05-29

IMAGE FORMING APPARATUS AND CONTRACT SYSTEM FOR IMAGE FORMING APPARATUS

#9
20250147464
2025-05-08

PROCESS CARTRIDGE AND DETECTION METHOD

#10
20250085663
2025-03-13

DEVELOPING CARTRIDGE

#11
20240288821
2024-08-29

CONTROL DEVICE, CONSUMABLE AND COMMUNICATION METHOD

#12
20240160124
2024-05-16

IMAGE FORMING APPARATUS, COMPONENT UNIT OF THE IMAGE FORMING APPARATUS, AND PROCESSING APPARATUS FOR THE COMPONENT UNIT

#13
20240094672
2024-03-21

MANAGEMENT SYSTEM, METHOD, IMAGE-FORMING APPARATUS, AND SERVER APPARATUS

#14
20240051306
2024-02-15

Resetting printing device consumable item remaining life

#15
20230213884
2023-07-06

CONSUMABLES CHIP, CONSUMABLE, IMAGE-FORMING APPARATUS, COMMUNICATION METHOD, AND DETECTION METHOD

#16
20230093184
2023-03-23

SECURITY VERIFICATION METHOD, CONSUMABLE CHIP, AND CONSUMABLE

#17
20230092805
2023-03-23

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

#18
20230062552
2023-03-02

Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit

#19
20230020478
2023-01-19

Logic circuitry packages for replaceable print apparatus components

#20
20220311886
2022-09-29

Image forming apparatus capable of controlling sheet discharge according to presence or absence of user

#21
20220291619
2022-09-15

Printing apparatus and method of controlling the same

#22
20220171318
2022-06-02

Image forming apparatus transmitting request to cancel agreement for another image forming apparatus

#23
20220057728
2022-02-24

Method for determining the connection status of a toner refill device

#24
20220035292
2022-02-03

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

#25
20220004121
2022-01-06

Controlling toner refill by using toner refill cartridge

#26
20210302889
2021-09-30

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

#27
20210240103
2021-08-05

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

#28
20210191315
2021-06-24

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#29
20210096498
2021-04-01

Image forming apparatus to which cartridge is attachable and including controller capable of determining whether cartridge is attached to image forming apparatus

#30
20200336618
2020-10-22

Semiconductor device, replacement part, and image forming apparatus

#31
20200301357
2020-09-24

Image forming apparatus, image forming method, and recording medium

#32
20200238720
2020-07-30

Replaceable print apparatus components comprising memory

#33
20200207566
2020-07-02

Image forming apparatus

#34
20200166887
2020-05-28

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#35
20200103781
2020-04-02

Image forming apparatus

#36
20200089163
2020-03-19

Electric apparatus that determines type of attachment unit and performs operations using the attachment unit

#37
20200089149
2020-03-19

System and method for controlling a power supply in an image forming device

#38
20200079097
2020-03-12

Authenticity determination system, image forming apparatus, and printing method

#39
20200065037
2020-02-27

Image forming apparatus and control method

#40
20200004175
2020-01-02

Electric apparatus that determines type of attachment unit and performs operations using the attachment unit

#41
20190361389
2019-11-28

Tracking removable components using sectors

#42
20190302689
2019-10-03

Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing

#43
20190196755
2019-06-27

Image forming apparatus and control method

#44
20190101864
2019-04-04

Printer and communication system

#45
20190101856
2019-04-04

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

#46
20190094782
2019-03-28

Management system and control method

#47
20180348702
2018-12-06

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

#48
20180348701
2018-12-06

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

#49
20180341194
2018-11-29

Image forming apparatus and image forming system

#50
20180335752
2018-11-22

Image forming apparatus operable with a cartridge having a memory and a terminal

#51
20180285701
2018-10-04

Image forming apparatus

#52
20180231918
2018-08-16

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

#53
20180181059
2018-06-28

Toner container attachment detecting device and image forming apparatus

#54
20180181056
2018-06-28

Developing cartridge capable of detecting specification thereof

#55
20180088524
2018-03-29

Image forming apparatus including cartridge support member and cartridge including movable detection member

#56
20170371265
2017-12-28

Image formation apparatus detecting a response from communication part

#57
20170285547
2017-10-05

Image forming device for controlling attached submodule in master-slave mode

#58
20170261884
2017-09-14

Image forming apparatus and cartridge comprising detection gear

#59
20170230540
2017-08-10

Image forming apparatus that determines whether a cartridge must be authenticated, control method thereof, storage medium, and cartridge

#60
20170075277
2017-03-16

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

#61
20170068212
2017-03-09

Image forming apparatus with fixing device detachably mounted thereto

#62
20160351328
2016-12-01

COUPLING ENHANCEMENT INTERMEDIARY COIL FOR TAG COMMUNICATION STANDARDIZATION

#63
20160266514
2016-09-15

Cartridge comprising an auto-destruct feature

#64
20160263907
2016-09-15

Addressing for a memory device used in an image recording apparatus

#65
20160202662
2016-07-14

Storage chip, imaging cartridge, method of changing serial number and method of using storage chip

#66
20160173284
2016-06-16

Authenticating a consumable product based on a remaining life value

#67
20150277283
2015-10-01

Cartridge

#68
20150253712
2015-09-10

Imaging device, imaging cartridge, and verification method

#69
20150153675
2015-06-04

Image forming apparatus and cartridge therefor

#70
20150089630
2015-03-26

Crum chip mountable in comsumable unit, image forming apparatus for authentificating the crum chip, and method thereof

#71
20150086223
2015-03-26

Image forming apparatus and method of manufacturing the same

#72
20150055963
2015-02-26

Cartridge and image forming apparatus

#73
20140369704
2014-12-18

Image forming apparatus with developing unit separable from photosensitive member

#74
20140153936
2014-06-05

Image forming apparatus and cartridge

#75
20140099131
2014-04-10

Image forming apparatus, network system comprising the same and method of managing part information of the same

#76
20140093257
2014-04-03

Image forming apparatus with cartridge moving member having detection unit for adjacent cartridge

#77
20140029960
2014-01-30

Magnetic Interlock for a Replaceable Unit of an Image Forming Device

#78
20130084084
2013-04-04

Image forming apparatus and cartridge therefor

#79
20120281993
2012-11-08

Addressing for a memory device used in an image recording apparatus

#80
20120134686
2012-05-31

Consumable ID differentiation and validation system with on-board processor

#81
20120099877
2012-04-26

Image forming apparatus having control unit

#82
20120056921
2012-03-08

Printing apparatus, printing material cartridge, printing material container adapter, cartridge set, and adapter set

#83
20120051758
2012-03-01

Image forming apparatus that compares stored ID information to determine whether to permit use of a replacement part

#84
20110243593
2011-10-06

Image forming apparatus and method

#85
20110211849
2011-09-01

Consumables storage container, image forming apparatus, process cartridge, and service control system

#86
20110176817
2011-07-21

Developer and image forming apparatus including the same

#87
20110129238
2011-06-02

Image processing apparatus capable of using replacement component, image forming apparatus capable of using replacement component, and method of administrating replacement component

#88
20110128567
2011-06-02

Replacement printer cartridge chip with a microcontroller with an encrypted memory device

#89
20110085806
2011-04-14

Image forming apparatus

#90
20110058201
2011-03-10

METHOD AND APPARATUS FOR IDENTIFYING PARTS IN AN IMAGE PRODUCTION DEVICE

#91
20110044703
2011-02-24

IMAGE FORMING APPARATUS FOR MANAGING REPLACEMENT COMPONENTS

#92
20110004768
2011-01-06

Unit using OS and image forming apparatus using the same

#93
20110004746
2011-01-06

Unit using OS and image forming apparatus using the same

#94
20110002002
2011-01-06

Unit using OS and image forming apparatus using the same

#95
20100232814
2010-09-16

Replacement device of an image forming device that is determined to be a licensed product or a recycled product

#96
20100202788
2010-08-12

Image forming apparatus with replaceable developer holder

#97
20100196019
2010-08-05

Image forming apparatus, cartridge, and apparatus main unit

#98
20100172659
2010-07-08

Image forming apparatus and control method thereof

#99
20100129090
2010-05-27

Method to prevent metered toner gray market leakage

#100
20090268223
2009-10-29

Method of authenticating content provided to image forming apparatus and image forming apparatus to perform the method

#101
20090222886
2009-09-03

Unit using OS and image forming apparatus using the same

#102
20090222664
2009-09-03

Unit using OS and image forming apparatus using the same

#103
20090220077
2009-09-03

Unit using operating system and image forming apparatus using the same

#104
20090219559
2009-09-03

Unit using OS and image forming apparatus using the same

#105
20090116854
2009-05-07

Image forming apparatus, computer program product, and printing inhibiting method

#106
20090103933
2009-04-23

Apparatus and method for image forming

#107
20080279568
2008-11-13

Image forming apparatus, component, component checking method, control program, and storage medium

#108
20080253799
2008-10-16

Method for converting a non-chipped imaging cartridge to a multi-use chipped imaging cartridge

#109
20080212128
2008-09-04

Method of managing exchangeable part information of an image forming apparatus

#110
20080124113
2008-05-29

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

#111
20080022053
2008-01-24

Device unit, an image forming apparatus, a management system, and a recycling system capable of using non-genuine device unit as replacement product

#112
20080013966
2008-01-17

Image-forming apparatus, control method thereof, and control program storing medium for image-forming apparatus

#113
20070297814
2007-12-27

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

#114
20070292147
2007-12-20

Image forming apparatus, component, component checking method, control program, and storage medium

#115
20070280709
2007-12-06

Image forming system, image forming device and information processing device

#116
20070279647
2007-12-06

Image forming apparatus for determining the authenticity of an exchange part

#117
20070147866
2007-06-28

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

#118
20070127936
2007-06-07

Multiple region printer chip

#119
20070025743
2007-02-01

Image forming apparatus for determining licensed or unlicensed products and method of controlling the same

#120
20070003293
2007-01-04

System for authenticating modules installed in machines, such as printing apparatus

#121
20060278699
2006-12-14

Method to prevent metered toner gray market leakage

#122
20060265742
2006-11-23

System and method for authentication of replaceable modules

#123
20060245767
2006-11-02

Systems and methods for universal imaging components

#124
20060204252
2006-09-14

Electronic apparatus, replacement unit, and electronic apparatus control method

#125
20060197825
2006-09-07

Tandem image forming apparatus

#126
20060140647
2006-06-29

Method for detecting whether a cartridge installed in an imaging apparatus is potentially counterfeit

#127
20060133831
2006-06-22

Device identification method and system

#128
20060056857
2006-03-16

Color image forming apparatus and method using detachable process units

#129
20060051106
2006-03-09

Image forming apparatus able to execute selected operating mode upon replacement of replaceable unit, and method therefore

#130
20060034625
2006-02-16

Image forming apparatus to detect a new process cartridge

#131
20060034624
2006-02-16

Systems and methods for universal imaging components

#132
20050279821
2005-12-22

Image forming apparatus and processing unit used for the same

#133
20050244170
2005-11-03

Image forming apparatus, part detachable device and image forming apparatus main body that switches operation mode based part used

#134
20050219662
2005-10-06

Image forming apparatus and image stabilization processing method for image forming device in said image forming apparatus

#135
20050213997
2005-09-29

System, apparatus, and method for preventing access to information stored in a consumable item of an image forming apparatus

#136
20050163532
2005-07-28

Image formation apparatus, and control method for image formation apparatus

#137
20050128051
2005-06-16

Verification key for replacement parts

#138
20050111858
2005-05-26

Image forming apparatus

#139
20050105721
2005-05-19

Image forming apparatus and data reading method

#140
20050100376
2005-05-12

Image forming apparatus and method for controlling the security of an exchangeable part

#141
20050078969
2005-04-14

Device unit, an image forming apparatus, a management system, and a recycling system capable of using non-genuine device unit as replacement product

#142
20050031360
2005-02-10

Image formation device, process cartridge initializing method, and process cartridge initializing program