Charging device

Industry

CPC
G03G2215/00654

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2215/00Apparatus for electrophotographic processes

Current Industry

G03G2215/00654Charging device

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Feeding apparatus with control of ion irradiation unit that irradia...
- Patent number 11,966,187
- Issue date Apr 23, 2024
- Canon Kabushiki Kaisha
- Tadahisa Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Static elimination device and medium processing device using the same
- Patent number 11,493,872
- Issue date Nov 8, 2022
- FUJIFILM Business Innovation Corp.
- Hirotaka Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic apparatus, process cartridge and cartridge set
- Patent number 11,360,405
- Issue date Jun 14, 2022
- Canon Kabushiki Kaisha
- Hiroyuki Tomono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,327,420
- Issue date May 10, 2022
- FUJIFILM Business Innovation Corp.
- Akira Shimodaira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Conveyance device and image forming apparatus incorporating same
- Patent number 10,234,810
- Issue date Mar 19, 2019
- Ricoh Company, Ltd.
- Tomoya Ohmura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming system
- Patent number 9,709,945
- Issue date Jul 18, 2017
- Konica Minolta, Inc.
- Takahiro Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system, image forming method, and charge adjusting ap...
- Patent number 9,639,021
- Issue date May 2, 2017
- Konica Minolta, Inc.
- Sachie Matsudaira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus having fixing device with first and second fixing...
- Patent number 9,348,292
- Issue date May 24, 2016
- Canon Kabushiki Kaisha
- Youichi Chikugo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, image forming system, and image forming me...
- Patent number 9,274,475
- Issue date Mar 1, 2016
- Konica Minolta, Inc.
- Hiroshi Matsumoto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus that imparts an electrical charge to a reco...
- Patent number 9,274,488
- Issue date Mar 1, 2016
- Konica Minolta, Inc.
- Toshiki Hayami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet transport device and image forming apparatus
- Patent number 8,613,441
- Issue date Dec 24, 2013
- Ricoh Company, Ltd.
- Kenichi Kawabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,577,268
- Issue date Nov 5, 2013
- Canon Kabushiki Kaisha
- Yuusuke Torimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge removal from a sheet
- Patent number 8,320,817
- Issue date Nov 27, 2012
- Eastman Kodak Company
- Mark C. Zaretsky
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of electrostatically attracting she...
- Patent number 8,204,429
- Issue date Jun 19, 2012
- Ricoh Company, Ltd.
- Kenichi Kawabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet transport device and image forming apparatus
- Patent number 8,177,353
- Issue date May 15, 2012
- Ricoh Company, Ltd.
- Kenichi Kawabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording material charging apparatus and image forming apparatus
- Patent number 7,917,079
- Issue date Mar 29, 2011
- Fuji Xerox Co., Ltd.
- Tomoaki Yoshioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Low profile passive static control device
- Patent number 7,846,279
- Issue date Dec 7, 2010
- Illinois Tool Works Inc.
- Hieyoung W. Oh
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Transfer-separation device and image forming apparatus
- Patent number 7,773,928
- Issue date Aug 10, 2010
- Ricoh Company, Limited
- Hiromi Ogiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
sheet transport apparatus and method for transporting a sheet in a...
- Patent number 7,731,186
- Issue date Jun 8, 2010
- Eastman Kodak Company
- Hans-Otto Krause
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device electrically discharging a printing material
- Patent number 7,486,920
- Issue date Feb 3, 2009
- Eastman Kodak Company
- Soenke Schmidt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Current regulated, voltage limited, AC power supply with DC offset...
- Patent number 7,227,735
- Issue date Jun 5, 2007
- Eastman Kodak Company
- Charles Herbert Hasenauer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Low profile passive static control device
- Patent number 6,952,555
- Issue date Oct 4, 2005
- Illinois Tool Works Inc.
- Hieyoung W. Oh
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and heat fixing apparatus
- Patent number 6,920,293
- Issue date Jul 19, 2005
- Canon Kabushiki Kaisha
- Satoru Izawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having variable/controlled timing for succe...
- Patent number 6,801,738
- Issue date Oct 5, 2004
- Canon Kabushiki Kaisha
- Hiroyuki Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for charging and discharging of printing media in printing p...
- Patent number 6,668,154
- Issue date Dec 23, 2003
- NexPress Solutions LLC
- Andreas Dickhoff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Flexible conductive plastic static control device
- Patent number 6,647,242
- Issue date Nov 11, 2003
- Illinois Tool Works Inc.
- Daniel F. Gagnon
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus
- Patent number 6,618,576
- Issue date Sep 9, 2003
- Canon Kabushiki Kaisha
- Kenji Kanari
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic printer having offset prevention
- Patent number 6,484,009
- Issue date Nov 19, 2002
- Oki Data Corporation
- Satoru Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and process cartridge with copy medium stat...
- Patent number 6,405,012
- Issue date Jun 11, 2002
- Brother Kogyo Kabushiki Kaisha
- Satoru Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus and method for optimizing image transfer environment in a...
- Patent number 6,253,037
- Issue date Jun 26, 2001
- Samsung Electronics Co., Ltd.
- Ki-Ju Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE I...
- Publication number 20240118640
- Publication date Apr 11, 2024
- FUJIFILM Business Innovation Corp.
- Soichiro ARAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210271189
- Publication date Sep 2, 2021
- FUJI XEROX CO., LTD
- Akira SHIMODAIRA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
STATIC ELIMINATION DEVICE AND MEDIUM PROCESSING DEVICE USING THE SAME
- Publication number 20210216031
- Publication date Jul 15, 2021
- FUJI XEROX CO., LTD
- Hirotaka TANAKA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SHEET TRANSPORT DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20120193862
- Publication date Aug 2, 2012
- RICOH COMPANY, LTD.
- Kenichi Kawabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONCURRENTLY REMOVING SHEET CHARGE AND CURL
- Publication number 20120099911
- Publication date Apr 26, 2012
- Mark Cameron Zaretsky
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGE REMOVAL FROM A SHEET
- Publication number 20120045265
- Publication date Feb 23, 2012
- Mark C. Zaretsky
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110142502
- Publication date Jun 16, 2011
- Canon Kabushiki Kaisha
- Yuusuke Torimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS CAPABLE OF ELECTROSTATICALLY ATTRACTING SHE...
- Publication number 20090136279
- Publication date May 28, 2009
- RICOH COMPANY, LTD.
- Kenichi KAWABATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and image processing apparatus
- Publication number 20090060618
- Publication date Mar 5, 2009
- Oki Data Corporation
- Shuichi Fujikura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Recording material charging apparatus and image forming apparatus
- Publication number 20080181697
- Publication date Jul 31, 2008
- Fuji Xerox co., LTD.
- Tomoaki Yoshioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet transport device and image forming apparatus
- Publication number 20080050135
- Publication date Feb 28, 2008
- Kenichi Kawabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET CONVEYING APPARATUS, IMAGE FORMING APPARATUS AND IMAGE READIN...
- Publication number 20080038028
- Publication date Feb 14, 2008
- Canon Kabushiki Kaisha
- Satoru TAKEZAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET TRANSPORT APPARATUS AND METHOD FOR TRANSPORTING A SHEET IN A...
- Publication number 20080001347
- Publication date Jan 3, 2008
- Hans-Otto Krause
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TRANSFER-SEPARATION DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20070258737
- Publication date Nov 8, 2007
- Hiromi OGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and device electrically discharging a printing material
- Publication number 20070189816
- Publication date Aug 16, 2007
- Eastman Kodak Company
- Soenke Schmidt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Treatment of preprinted media for improved toner adhesion
- Publication number 20050220518
- Publication date Oct 6, 2005
- Eastman Kodak Company
- Alan R. Priebe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Low profile passive static control device
- Publication number 20050145125
- Publication date Jul 7, 2005
- Hieyoung W. Oh
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Current regulated, voltage limited, AC power supply with DC offset...
- Publication number 20050111890
- Publication date May 26, 2005
- Eastman Kodak Company
- Charles Herbert Hasenauer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and heat fixing apparatus
- Publication number 20040091279
- Publication date May 13, 2004
- Canon Kabushiki Kaisha
- Satoru Izawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Device for removing electric charges from flat materials
- Publication number 20040074410
- Publication date Apr 22, 2004
- Helmut Domes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Low profile passive static control device
- Publication number 20030202830
- Publication date Oct 30, 2003
- Hieyoung W. Oh
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Flexible conductive plastic static control device
- Publication number 20030113147
- Publication date Jun 19, 2003
- Daniel F. Gagnon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030113134
- Publication date Jun 19, 2003
- Canon Kabushiki Kaisha
- Hiroyuki Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Device for charging and discharging of printing media in printing p...
- Publication number 20020186990
- Publication date Dec 12, 2002
- Andreas Dickhoff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20020146261
- Publication date Oct 10, 2002
- Canon Kabushiki Kaisha
- Kenji Kanari
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic printer
- Publication number 20020034409
- Publication date Mar 21, 2002
- Satoru Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and process cartridge
- Publication number 20010026716
- Publication date Oct 4, 2001
- BROTHER KOGYO KABUSHIKI KAISHA
- Satoru Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Charging device

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Feeding apparatus with control of ion irradiation unit that irradia...

Static elimination device and medium processing device using the same

Electrophotographic apparatus, process cartridge and cartridge set

Image forming apparatus

Conveyance device and image forming apparatus incorporating same

Image forming apparatus and image forming system

Image forming system, image forming method, and charge adjusting ap...

Fixing apparatus having fixing device with first and second fixing...

Image forming apparatus, image forming system, and image forming me...

Image forming apparatus that imparts an electrical charge to a reco...

Sheet transport device and image forming apparatus

Image forming apparatus

Charge removal from a sheet

Image forming apparatus capable of electrostatically attracting she...

Sheet transport device and image forming apparatus

Recording material charging apparatus and image forming apparatus

Low profile passive static control device

Transfer-separation device and image forming apparatus

sheet transport apparatus and method for transporting a sheet in a...

Method and device electrically discharging a printing material

Current regulated, voltage limited, AC power supply with DC offset...

Low profile passive static control device

Image forming apparatus and heat fixing apparatus

Image forming apparatus having variable/controlled timing for succe...

Device for charging and discharging of printing media in printing p...

Flexible conductive plastic static control device

Image forming apparatus

Electrophotographic printer having offset prevention

Image forming apparatus and process cartridge with copy medium stat...

Apparatus and method for optimizing image transfer environment in a...

Patents Applicationslast 30 patents

ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE I...

IMAGE FORMING APPARATUS

STATIC ELIMINATION DEVICE AND MEDIUM PROCESSING DEVICE USING THE SAME

SHEET TRANSPORT DEVICE AND IMAGE FORMING APPARATUS

CONCURRENTLY REMOVING SHEET CHARGE AND CURL

CHARGE REMOVAL FROM A SHEET

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS CAPABLE OF ELECTROSTATICALLY ATTRACTING SHE...

Image forming apparatus and image processing apparatus

Recording material charging apparatus and image forming apparatus

Sheet transport device and image forming apparatus

SHEET CONVEYING APPARATUS, IMAGE FORMING APPARATUS AND IMAGE READIN...

SHEET TRANSPORT APPARATUS AND METHOD FOR TRANSPORTING A SHEET IN A...

TRANSFER-SEPARATION DEVICE AND IMAGE FORMING APPARATUS

Method and device electrically discharging a printing material

Treatment of preprinted media for improved toner adhesion

Low profile passive static control device

Current regulated, voltage limited, AC power supply with DC offset...

Image forming apparatus and heat fixing apparatus

Device for removing electric charges from flat materials

Low profile passive static control device

Flexible conductive plastic static control device

Image forming apparatus

Device for charging and discharging of printing media in printing p...

Image forming apparatus

Electrophotographic printer

Image forming apparatus and process cartridge