by contact, friction or induction

Industry

CPC
G03G2215/021

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Parent Industries

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

Current Industry

G03G2215/021by contact, friction or induction

Industries

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 12,135,509
- Issue date Nov 5, 2024
- Canon Kabushiki Kaisha
- Norihiro Shirahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Conductive member, charging device, process cartridge, and image fo...
- Patent number 12,105,438
- Issue date Oct 1, 2024
- FUJIFILM Business Innovation Corp.
- Toshiyasu Yukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having two surface layers
- Patent number 11,977,340
- Issue date May 7, 2024
- Hewlett-Packard Development Company, L.P.
- Youngphil Ji
- 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
Charging roll for electrophotographic equipment
- Patent number 11,106,151
- Issue date Aug 31, 2021
- Sumitomo Riko Company Limited
- Yoshihiro Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,106,152
- Issue date Aug 31, 2021
- Canon Kabushiki Kaisha
- Atsushi Toda
- G01 - MEASURING TESTING
Information Patent Grant
Image forming apparatus in which AC-type biasing is adopted for cha...
- Patent number 10,976,680
- Issue date Apr 13, 2021
- Kyocera Document Solutions Inc.
- Takuji Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device, image former, and image forming apparatus that ele...
- Patent number 10,788,768
- Issue date Sep 29, 2020
- Oki Data Corporation
- Daiki Morimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device and cleaning member
- Patent number 10,754,272
- Issue date Aug 25, 2020
- Fuji Xerox Co., Ltd.
- Akihiro Nonaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system including a first transfer unit and a second t...
- Patent number 10,705,447
- Issue date Jul 7, 2020
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging roller and method of producing the same
- Patent number 10,627,735
- Issue date Apr 21, 2020
- Sumitomo Rubber Industries, Ltd.
- Kazuki Nojiri
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, manufacturing method of charging member, electroph...
- Patent number 10,558,136
- Issue date Feb 11, 2020
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,444,656
- Issue date Oct 15, 2019
- Canon Kabushiki Kaisha
- Takayuki Kanazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning member, charging device, and image forming apparatus
- Patent number 10,423,092
- Issue date Sep 24, 2019
- Fuji Xerox Co., Ltd.
- Jin Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,394,155
- Issue date Aug 27, 2019
- Canon Kabushiki Kaisha
- Akinori Miyamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cartridge having charging roller
- Patent number 10,310,402
- Issue date Jun 4, 2019
- Canon Kabushiki Kaisha
- Jiro Kinokuni
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus that controls cleaning ability of cleaner a...
- Patent number 10,289,019
- Issue date May 14, 2019
- Brother Kogyo Kabushiki Kaisha
- Hotaka Kakutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging roller, cartridge, image forming apparatus and manufacturi...
- Patent number 10,268,132
- Issue date Apr 23, 2019
- Canon Kabushiki Kaisha
- Takeshi Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rotatable member and electrophotographic image forming apparatus in...
- Patent number 10,191,406
- Issue date Jan 29, 2019
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic roller and charging apparatus
- Patent number 10,139,747
- Issue date Nov 27, 2018
- Canon Kabushiki Kaisha
- Satoru Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging device components comprised of hydrophobic carbon nanotubes
- Patent number 10,133,204
- Issue date Nov 20, 2018
- Xerox Corporation
- Liang-Bih Lin
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Image forming apparatus, method for controlling image forming appar...
- Patent number 9,880,487
- Issue date Jan 30, 2018
- Konica Minolta, Inc.
- Masahiro Kouzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, process cartridge, and image forming apparatus for...
- Patent number 9,746,792
- Issue date Aug 29, 2017
- Fuji Xerox Co., Ltd.
- Yoshiyuki Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging device components comprised of hydrophobic carbon nanotubes
- Patent number 9,494,888
- Issue date Nov 15, 2016
- Xerox Corporation
- Liang-Bih Lin
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Charging device, image forming unit and image forming apparatus
- Patent number 9,280,078
- Issue date Mar 8, 2016
- Oki Data Corporation
- Toshimasa Higaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, process cartridge, and image forming apparatus
- Patent number 9,280,079
- Issue date Mar 8, 2016
- Fuji Xerox Co., Ltd.
- Takuro Hoshio
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member and image forming apparatus
- Patent number 8,953,985
- Issue date Feb 10, 2015
- Canon Kabushiki Kaisha
- Takayuki Namiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging device components comprised of hydrophobic carbon nanotubes
- Patent number 8,840,998
- Issue date Sep 23, 2014
- Xerox Corporation
- Liang-Bih Lin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device and image forming apparatus using the same
- Patent number 8,805,245
- Issue date Aug 12, 2014
- Samsung Electronics Co., Ltd.
- Koji Miyake
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,798,506
- Issue date Aug 5, 2014
- Kyocera Document Solutions Inc.
- Yoshitaka Imanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CONDUCTIVE MEMBER, CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
- Publication number 20240319632
- Publication date Sep 26, 2024
- FUJIFILM Business Innovation Corp.
- Toshiyasu YUKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240288792
- Publication date Aug 29, 2024
- Canon Kabushiki Kaisha
- Shunsuke Mizukoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240168405
- Publication date May 23, 2024
- Canon Kabushiki Kaisha
- YUSUKE SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240103396
- Publication date Mar 28, 2024
- Canon Kabushiki Kaisha
- Norihiro Shirahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC APPARATUS, PROCESS CARTRIDGE AND CARTRIDGE SET
- Publication number 20210116829
- Publication date Apr 22, 2021
- Canon Kabushiki Kaisha
- Hiroyuki Tomono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20200341404
- Publication date Oct 29, 2020
- Canon Kabushiki Kaisha
- Atsushi Toda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING DEVICE, IMAGE FORMER, AND IMAGE FORMING APPARATUS
- Publication number 20200209778
- Publication date Jul 2, 2020
- Oki Data Corporation
- Daiki MORIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20200081366
- Publication date Mar 12, 2020
- FUJI XEROX CO., LTD
- Masahiro KATAHIRA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...
- Publication number 20190324379
- Publication date Oct 24, 2019
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING ROLLER AND METHOD OF PRODUCING THE SAME
- Publication number 20190317422
- Publication date Oct 17, 2019
- Sumitomo Rubber Industries, Ltd.
- KAZUKI NOJIRI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CLEANING MEMBER, CHARGING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20190094742
- Publication date Mar 28, 2019
- FUJI XEROX CO., LTD
- Jin IWASAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONDUCTIVE ROLLER, AND PRODUCTION METHOD THEREFOR
- Publication number 20190041766
- Publication date Feb 7, 2019
- Bridgestone Corporation
- Takehiro SANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Forming Apparatus that Controls Cleaning Ability of Cleaner a...
- Publication number 20190004461
- Publication date Jan 3, 2019
- BROTHER KOGYO KABUSHIKI KAISHA
- Hotaka Kakutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING ROLLER, CARTRIDGE, IMAGE FORMING APPARATUS AND MANUFACTURI...
- Publication number 20180364604
- Publication date Dec 20, 2018
- Canon Kabushiki Kaisha
- Takeshi Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND CARTRIDGE HAVING CHARGING ROLLER
- Publication number 20180364637
- Publication date Dec 20, 2018
- Canon Kabushiki Kaisha
- Jiro Kinokuni
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180341192
- Publication date Nov 29, 2018
- Canon Kabushiki Kaisha
- Takayuki Kanazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180335713
- Publication date Nov 22, 2018
- Canon Kabushiki Kaisha
- Akinori Miyamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROTATABLE MEMBER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS IN...
- Publication number 20180292766
- Publication date Oct 11, 2018
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING ROLL FOR ELECTROPHOTOGRAPHIC DEVICE
- Publication number 20180275552
- Publication date Sep 27, 2018
- SUMITOMO RIKO COMPANY LIMITED
- Masanori Satoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND MANUFACTURING METHOD THEREOF, TONER CARTRIDGE, DEVELOPMEN...
- Publication number 20180275539
- Publication date Sep 27, 2018
- Oki Data Corporation
- Naoki Masui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20180275577
- Publication date Sep 27, 2018
- Kabushiki Kaisha Toshiba
- Kazuhiro Nishiwaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, METHOD OF CONTROLLING IMAGE FORMING APPARA...
- Publication number 20180267424
- Publication date Sep 20, 2018
- Konica Minolta, Inc.
- Yuusuke MANDAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC ROLLER AND CHARGING APPARATUS
- Publication number 20180188666
- Publication date Jul 5, 2018
- Canon Kabushiki Kaisha
- Satoru Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGING DEVICE COMPONENTS COMPRISED OF HYDROPHOBIC CARBON NANOTUBES
- Publication number 20140376964
- Publication date Dec 25, 2014
- Liang-Bih Lin
- B82 - NANO-TECHNOLOGY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120213551
- Publication date Aug 23, 2012
- Canon Kabushiki Kaisha
- Isao Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Charging device and image forming apparatus using the same
- Publication number 20120155922
- Publication date Jun 21, 2012
- Samsung Electronics Co.,Ltd.
- Koji Miyake
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER AND IMAGE FORMING APPARATUS
- Publication number 20120148307
- Publication date Jun 14, 2012
- Canon Kabushiki Kaisha
- Takayuki Namiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110318060
- Publication date Dec 29, 2011
- Canon Kabushiki Kaisha
- Michihiro Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110299890
- Publication date Dec 8, 2011
- Kyocera Mita Corporation
- Yoshitaka Imanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110058833
- Publication date Mar 10, 2011
- Canon Kabushiki Kaisha
- Tetsuhiro Yoshimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

by contact, friction or induction

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Image forming apparatus

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

Charging member having two surface layers

Electrophotographic apparatus, process cartridge and cartridge set

Charging roll for electrophotographic equipment

Image forming apparatus

Image forming apparatus in which AC-type biasing is adopted for cha...

Charging device, image former, and image forming apparatus that ele...

Charging device and cleaning member

Image forming system including a first transfer unit and a second t...

Charging roller and method of producing the same

Charging member, manufacturing method of charging member, electroph...

Image forming apparatus

Cleaning member, charging device, and image forming apparatus

Image forming apparatus

Image forming apparatus and cartridge having charging roller

Image forming apparatus that controls cleaning ability of cleaner a...

Charging roller, cartridge, image forming apparatus and manufacturi...

Rotatable member and electrophotographic image forming apparatus in...

Electrophotographic roller and charging apparatus

Imaging device components comprised of hydrophobic carbon nanotubes

Image forming apparatus, method for controlling image forming appar...

Charging member, process cartridge, and image forming apparatus for...

Imaging device components comprised of hydrophobic carbon nanotubes

Charging device, image forming unit and image forming apparatus

Charging member, process cartridge, and image forming apparatus

Charging member and image forming apparatus

Imaging device components comprised of hydrophobic carbon nanotubes

Charging device and image forming apparatus using the same

Image forming apparatus

Patents Applicationslast 30 patents

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

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC APPARATUS, PROCESS CARTRIDGE AND CARTRIDGE SET

IMAGE FORMING APPARATUS

CHARGING DEVICE, IMAGE FORMER, AND IMAGE FORMING APPARATUS

TRANSFER DEVICE AND IMAGE FORMING APPARATUS

CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...

CHARGING ROLLER AND METHOD OF PRODUCING THE SAME

CLEANING MEMBER, CHARGING DEVICE, AND IMAGE FORMING APPARATUS

CONDUCTIVE ROLLER, AND PRODUCTION METHOD THEREFOR

Image Forming Apparatus that Controls Cleaning Ability of Cleaner a...

CHARGING ROLLER, CARTRIDGE, IMAGE FORMING APPARATUS AND MANUFACTURI...

IMAGE FORMING APPARATUS AND CARTRIDGE HAVING CHARGING ROLLER

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

ROTATABLE MEMBER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS IN...

CHARGING ROLL FOR ELECTROPHOTOGRAPHIC DEVICE

TONER AND MANUFACTURING METHOD THEREOF, TONER CARTRIDGE, DEVELOPMEN...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

IMAGE FORMING APPARATUS, METHOD OF CONTROLLING IMAGE FORMING APPARA...

ELECTROPHOTOGRAPHIC ROLLER AND CHARGING APPARATUS

IMAGING DEVICE COMPONENTS COMPRISED OF HYDROPHOBIC CARBON NANOTUBES

IMAGE FORMING APPARATUS

Charging device and image forming apparatus using the same

CHARGING MEMBER AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS