for charging

Industry

CPC
G03G2221/1693

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2221/00Processes not provided for by group G03G2215/00

Current Industry

G03G2221/1693for charging

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Conductive member, charging device, process cartridge, and image fo...
- Patent number 12,055,868
- Issue date Aug 6, 2024
- FUJIFILM Business Innovation Corp.
- Kenta Yamakoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,487,213
- Issue date Nov 1, 2022
- Canon Kabushiki Kaisha
- Go Katsumata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with corona charger cleaning
- Patent number 9,766,569
- Issue date Sep 19, 2017
- Canon Kabushiki Kaisha
- Kentarou Yamana
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,008,545
- Issue date Apr 14, 2015
- Seiko I Infotech Inc.
- Hideyuki Sakamaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device, image forming structure, and image forming apparatus
- Patent number 8,849,150
- Issue date Sep 30, 2014
- Fuji Xerox Co., Ltd.
- Mikio Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge roller conductive film and developer cartridge
- Patent number 8,634,739
- Issue date Jan 21, 2014
- Print-Rite Unicorn Image Products Co., Ltd. of Zhuhai
- Haijun Xie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including control for removing electrical d...
- Patent number 8,260,163
- Issue date Sep 4, 2012
- Canon Kabushiki Kaisha
- Kenichi Shibuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge having a charging unit
- Patent number 8,204,422
- Issue date Jun 19, 2012
- Ricoh Company, Limited
- Satoshi Hatori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tool for dicorotron wire assembly removal and storage
- Patent number 8,193,495
- Issue date Jun 5, 2012
- Xerox Corporation
- Bruce J. Parks
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Detachable holding portions in an image forming apparatus
- Patent number 8,027,611
- Issue date Sep 27, 2011
- Fuji Xerox Co., Ltd.
- Tomokazu Kurita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,983,587
- Issue date Jul 19, 2011
- Canon Kabushiki Kaisha
- Kei Imaizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a control section which detects over...
- Patent number 7,978,990
- Issue date Jul 12, 2011
- Kyocera Mita Corporation
- Shinichi Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Detachable holding portions in an image forming apparatus
- Patent number 7,860,428
- Issue date Dec 28, 2010
- Fuji Xerox Co., Ltd.
- Tomokazu Kurita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,756,446
- Issue date Jul 13, 2010
- Canon Kabushiki Kaisha
- Tadanobu Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Locking feature for use in cartridge insertion guide applications
- Patent number 7,756,442
- Issue date Jul 13, 2010
- Xerox Corporation
- David L. Keefe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge, image forming apparatus having the same, and...
- Patent number 7,680,434
- Issue date Mar 16, 2010
- Samsung Electronics Co., Ltd.
- Jun-hee Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having high voltage power supplies
- Patent number 7,599,638
- Issue date Oct 6, 2009
- Brother Kogyo Kabushiki Kaisha
- Hiroshi Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging unit and image forming apparatus incorporating the unit
- Patent number 7,596,344
- Issue date Sep 29, 2009
- Ricoh Company, Ltd.
- Akio Kosuge
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dicorotron wire assembly removal and storage tool
- Patent number 7,432,504
- Issue date Oct 7, 2008
- Xerox Corporation
- Bruce J. Parks
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image forming apparatus
- Patent number 7,383,004
- Issue date Jun 3, 2008
- Canon Kabushiki Kaisha
- Tadanobu Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging unit and image forming apparatus incorporating the unit
- Patent number 7,340,200
- Issue date Mar 4, 2008
- Ricoh Company, Ltd.
- Akio Kosuge
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device, process cartridge, and image forming apparatus
- Patent number 7,289,746
- Issue date Oct 30, 2007
- Ricoh Company, Limited
- Masaaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for cleaning a charging device
- Patent number 6,931,225
- Issue date Aug 16, 2005
- Kabushiki Kaisha Toshiba
- Toshimi Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cleaning device therefor
- Patent number 6,757,505
- Issue date Jun 29, 2004
- Ricoh Company, Ltd.
- Ken Amemiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
IMAGE FORMING APPARATUS ROTATIONALLY DRIVING IMAGE BEARING MEMBER A...
- Patent number 6,714,746
- Issue date Mar 30, 2004
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge for applying an alter...
- Patent number 6,615,002
- Issue date Sep 2, 2003
- Canon Kabushiki Kaisha
- Seiji Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having a cleaning device
- Patent number 6,539,186
- Issue date Mar 25, 2003
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus using the same
- Patent number 6,535,705
- Issue date Mar 18, 2003
- Minolta Co., Ltd.
- Naoichi Asakura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of adjusting AC applied to charging...
- Patent number 6,512,905
- Issue date Jan 28, 2003
- Canon Kabushiki Kaisha
- Satoshi Tomiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contaminant preventing structure for image forming apparatus and pr...
- Patent number 6,385,414
- Issue date May 7, 2002
- Brother Kogyo Kabushiki Kaisha
- Fumikazu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CONDUCTIVE MEMBER, CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
- Publication number 20240103393
- Publication date Mar 28, 2024
- FUJIFILM Business Innovation Corp.
- Kenta YAMAKOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING DEVICE, IMAGE FORMING STRUCTURE, AND IMAGE FORMING APPARATUS
- Publication number 20130251393
- Publication date Sep 26, 2013
- FUJI XEROX CO., LTD
- Mikio YAMAGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130188983
- Publication date Jul 25, 2013
- SEIKO I INFOTECH INC..
- Hideyuki Sakamaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Charge Roller Conductive Film and Developer Cartridge
- Publication number 20110243602
- Publication date Oct 6, 2011
- Haijun Xie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DETACHABLE HOLDING PORTIONS IN AN IMAGE FORMING APPARATUS
- Publication number 20110069988
- Publication date Mar 24, 2011
- TOMOKAZU KURITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100111556
- Publication date May 6, 2010
- Canon Kabushiki Kaisha
- Kenichi Shibuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100046998
- Publication date Feb 25, 2010
- Canon Kabushiki Kaisha
- Kei Imaizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20090148173
- Publication date Jun 11, 2009
- KYOCERA MITA CORPORATION
- Shinichi Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20090010693
- Publication date Jan 8, 2009
- Satoshi Hatori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DICOROTRON WIRE ASSEMBLY REMOVAL AND STORAGE TOOL
- Publication number 20080307638
- Publication date Dec 18, 2008
- Xerox Corporation
- Bruce J. Parks
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS HAVING THE SAME, AND...
- Publication number 20080226340
- Publication date Sep 18, 2008
- Samsung Electronics Co., Ltd.
- Jun-hee Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20080193153
- Publication date Aug 14, 2008
- Canon Kabushiki Kaisha
- Tadanobu Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING UNIT AND IMAGE FORMING APPARATUS INCORPORATING THE UNIT
- Publication number 20080107452
- Publication date May 8, 2008
- Akio Kosuge
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Locking feature for use in cartridge insertion guide applications
- Publication number 20080069587
- Publication date Mar 20, 2008
- Xerox Corporation.
- David L. Keefe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20070269234
- Publication date Nov 22, 2007
- Fuji Xerox co., LTD.
- Tomokazu Kurita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Forming Apparatus
- Publication number 20070147872
- Publication date Jun 28, 2007
- BROTHER KOGYO KABUSHIKI KAISHA
- Hiroshi NAKANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Dicorotron wire assembly removal and storage tool
- Publication number 20070071500
- Publication date Mar 29, 2007
- Xerox Corporation.
- Bruce J. Parks
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20060140653
- Publication date Jun 29, 2006
- Canon Kabushiki Kaisha
- Tadanobu Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Charging unit and image forming apparatus incorporating the unit
- Publication number 20050175374
- Publication date Aug 11, 2005
- Akio Kosuge
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Charging device, process cartridge, and image forming apparatus
- Publication number 20050169660
- Publication date Aug 4, 2005
- Masaaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for cleaning a charging device
- Publication number 20050074256
- Publication date Apr 7, 2005
- Kabushiki Kaisha Toshiba
- Toshimi Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and cleaning device therefor
- Publication number 20030044196
- Publication date Mar 6, 2003
- Ken Amemiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process cartridge
- Publication number 20020159779
- Publication date Oct 31, 2002
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Detachable cleaning device for an image forming apparatus
- Publication number 20020076234
- Publication date Jun 20, 2002
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process cartiridge
- Publication number 20020041767
- Publication date Apr 11, 2002
- Seiji Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process cartridge and image forming apparatus using the same
- Publication number 20010016126
- Publication date Aug 23, 2001
- Naoichi Asakura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

for charging

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Conductive member, charging device, process cartridge, and image fo...

Image forming apparatus

Image forming apparatus with corona charger cleaning

Image forming apparatus

Charging device, image forming structure, and image forming apparatus

Charge roller conductive film and developer cartridge

Image forming apparatus including control for removing electrical d...

Image forming apparatus and process cartridge having a charging unit

Tool for dicorotron wire assembly removal and storage

Detachable holding portions in an image forming apparatus

Image forming apparatus

Image forming apparatus having a control section which detects over...

Detachable holding portions in an image forming apparatus

Image forming apparatus

Locking feature for use in cartridge insertion guide applications

Developing cartridge, image forming apparatus having the same, and...

Image forming apparatus having high voltage power supplies

Charging unit and image forming apparatus incorporating the unit

Dicorotron wire assembly removal and storage tool

Image forming apparatus

Charging unit and image forming apparatus incorporating the unit

Charging device, process cartridge, and image forming apparatus

Method and apparatus for cleaning a charging device

Image forming apparatus and cleaning device therefor

IMAGE FORMING APPARATUS ROTATIONALLY DRIVING IMAGE BEARING MEMBER A...

Image forming apparatus and process cartridge for applying an alter...

Image forming apparatus having a cleaning device

Process cartridge and image forming apparatus using the same

Image forming apparatus capable of adjusting AC applied to charging...

Contaminant preventing structure for image forming apparatus and pr...

Patents Applicationslast 30 patents

CONDUCTIVE MEMBER, CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...

CHARGING DEVICE, IMAGE FORMING STRUCTURE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

Charge Roller Conductive Film and Developer Cartridge

DETACHABLE HOLDING PORTIONS IN AN IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

Image forming apparatus

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

DICOROTRON WIRE ASSEMBLY REMOVAL AND STORAGE TOOL

DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS HAVING THE SAME, AND...

IMAGE FORMING APPARATUS

CHARGING UNIT AND IMAGE FORMING APPARATUS INCORPORATING THE UNIT

Locking feature for use in cartridge insertion guide applications

Image forming apparatus

Image Forming Apparatus

Dicorotron wire assembly removal and storage tool

Image forming apparatus

Charging unit and image forming apparatus incorporating the unit

Charging device, process cartridge, and image forming apparatus

Method and apparatus for cleaning a charging device

Image forming apparatus and cleaning device therefor

Image forming apparatus and process cartridge

Detachable cleaning device for an image forming apparatus

Image forming apparatus and process cartiridge

Process cartridge and image forming apparatus using the same