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Patents Grants
last 30 patents
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Patent Grant
Process cartridge and electrophotographic apparatus
Patent number
11,137,716
Issue date
Oct 5, 2021
Canon Kabushiki Kaisha
Fumiyuki Hiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Dispersant-attached polytetrafluoroethylene particle, composition,...
Patent number
11,126,100
Issue date
Sep 21, 2021
FUJIFILM Business Innovation Corp.
Wataru Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
10,901,332
Issue date
Jan 26, 2021
Kyocera Document Solutions Inc.
Toshiki Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming method, image forming apparatus, and process cartridge
Patent number
10,845,738
Issue date
Nov 24, 2020
Ricoh Company, Ltd.
Hidetoshi Kami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,691,033
Issue date
Jun 23, 2020
Canon Kabushiki Kaisha
Tsutomu Nishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image-forming apparatus
Patent number
10,642,177
Issue date
May 5, 2020
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,635,008
Issue date
Apr 28, 2020
Kyocera Document Solutions Inc.
Yuko Iwashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, electrophotographic photorecepto...
Patent number
10,599,057
Issue date
Mar 24, 2020
MITSUBISHI CHEMICAL CORPORATION
Akiteru Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,481,511
Issue date
Nov 19, 2019
Kyocera Document Solutions Inc.
Tomofumi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, manufacturing method thereof, a...
Patent number
10,429,752
Issue date
Oct 1, 2019
Fuji Electric Co., Ltd.
Seizo Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Image forming method, image forming apparatus, and process cartridge
Patent number
10,416,594
Issue date
Sep 17, 2019
Ricoh Company, Ltd.
Hidetoshi Kami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,359,729
Issue date
Jul 23, 2019
Canon Kabushiki Kaisha
Naoaki Ichihashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,295,918
Issue date
May 21, 2019
Kyocera Document Solutions Inc.
Tomofumi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,241,428
Issue date
Mar 26, 2019
Kyocera Document Solutions Inc.
Tomofumi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,001,714
Issue date
Jun 19, 2018
Fuji Xerox Co., Ltd.
Masaki Hirakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, method for manufacturing...
Patent number
9,864,284
Issue date
Jan 9, 2018
Canon Kabushiki Kaisha
Masataka Kawahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, electrophotographic cartridge, i...
Patent number
9,791,791
Issue date
Oct 17, 2017
MITSUBISHI CHEMICAL CORPORATION
Tadashi Mizushima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, method of producing same, and el...
Patent number
9,703,215
Issue date
Jul 11, 2017
Fuji Electric Co., Ltd.
Shinjiro Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, method of producing the...
Patent number
9,651,879
Issue date
May 16, 2017
Canon Kabushiki Kaisha
Akihiro Maruyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polycarbonate copolymer
Patent number
9,458,291
Issue date
Oct 4, 2016
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photoreceptor and image forming apparatus inclu...
Patent number
9,316,933
Issue date
Apr 19, 2016
Sharp Kabushiki Kaisha
Kotaro Fukushima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, image forming apparatus, and pr...
Patent number
9,298,113
Issue date
Mar 29, 2016
Ricoh Company, Ltd.
Toshihiro Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Y-type oxotitanium phthalocyanine nanoparticles, preparation, and u...
Patent number
9,298,114
Issue date
Mar 29, 2016
Peking University
Yuan Wang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Charge transport layer for organic photoconductors
Patent number
9,188,884
Issue date
Nov 17, 2015
Hewlett-Packard Development Company, L.P.
Zhang-Lin Zhou
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polycarbonate copolymer, coating fluid using same, electrophotograp...
Patent number
9,188,887
Issue date
Nov 17, 2015
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
9,182,687
Issue date
Nov 10, 2015
Fuji Xerox Co., Ltd.
Tomoya Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electronic devices comprising structured organic films
Patent number
9,097,995
Issue date
Aug 4, 2015
Xerox Corporation
Matthew A. Heuft
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Electrophotographic photosensitive member, method of producing elec...
Patent number
9,091,951
Issue date
Jul 28, 2015
Canon Kabushiki Kaisha
Masaki Nonaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
9,075,326
Issue date
Jul 7, 2015
Fuji Xerox Co., Ltd.
Jiro Korenaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
9,005,855
Issue date
Apr 14, 2015
Fuji Xerox Co., Ltd.
Yuko Iwadate
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20240192614
Publication date
Jun 13, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Tomofumi SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20210116857
Publication date
Apr 22, 2021
Canon Kabushiki Kaisha
Fumiyuki Hiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
Publication number
20210041796
Publication date
Feb 11, 2021
Canon Kabushiki Kaisha
Satoru Nishioka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISPERSANT-ATTACHED POLYTETRAFLUOROETHYLENE PARTICLE, COMPOSITION,...
Publication number
20200096889
Publication date
Mar 26, 2020
FUJI XEROX CO., LTD
Wataru YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20200004179
Publication date
Jan 2, 2020
Hidetoshi Kami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20190235399
Publication date
Aug 1, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Yuko IWASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20190235400
Publication date
Aug 1, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Yuko IWASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
Publication number
20190230766
Publication date
Jul 25, 2019
FUJI XEROX CO., LTD
Hajime SUGAHARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20190113879
Publication date
Apr 18, 2019
Canon Kabushiki Kaisha
Naoaki Ichihashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20180046098
Publication date
Feb 15, 2018
KYOCERA DOCUMENT SOLUTIONS INC.
Tomofumi SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING APPARATUS, AND PR...
Publication number
20140199620
Publication date
Jul 17, 2014
Toshihiro Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR AND METHOD FOR PRODUCING THE SAME
Publication number
20140170544
Publication date
Jun 19, 2014
Yoshiaki KAWASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20140093281
Publication date
Apr 3, 2014
Canon Kabushiki Kaisha
Koji Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHARGE TRANSPORTING FILM, PHOTOELECTRIC CONVERSION DEVICE, ELECTROP...
Publication number
20140072341
Publication date
Mar 13, 2014
FUJI XEROX CO., LTD
Tomoya SASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20140072906
Publication date
Mar 13, 2014
FUJI XEROX CO., LTD
Yuko IWADATE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20140072907
Publication date
Mar 13, 2014
FUJI XEROX CO., LTD
Tomoya SASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Y-TYPE OXOTITANIUM PHTHALOCYANINE NANOPARTICLES, PREPARATION, AND U...
Publication number
20140054510
Publication date
Feb 27, 2014
Peking University
Yuan Wang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
STRUCTURED ORGANIC FILM PHOTORECEPTOR LAYERS CONTAINING FLUORINATED...
Publication number
20140045107
Publication date
Feb 13, 2014
Xerox Corporation
Sarah J. VELLA
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
FLUORINATED STRUCTURED ORGANIC FILM PHOTORECEPTOR LAYERS CONTAINING...
Publication number
20140045108
Publication date
Feb 13, 2014
Xerox Corporation
Sarah J. VELLA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Organic Photoconductors with Latex Polymer Overcoat Layers
Publication number
20140023963
Publication date
Jan 23, 2014
Zhang-Lin Zhou
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FILM, APPARATUS HAVING FILM, ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEM...
Publication number
20140017605
Publication date
Jan 16, 2014
Canon Kabushiki Kaisha
Kazuhisa Shirayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20140011127
Publication date
Jan 9, 2014
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD FOR PRODUCING ELE...
Publication number
20140004456
Publication date
Jan 2, 2014
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130343783
Publication date
Dec 26, 2013
KYOCERA DOCUMENT SOLUTIONS INC.
Shinki Miyaji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POLYCARBONATE COPOLYMER, COATING FLUID USING SAME, ELECTROPHOTOGRAP...
Publication number
20130337373
Publication date
Dec 19, 2013
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING METHOD, IMAGE FOR...
Publication number
20130295497
Publication date
Nov 7, 2013
Yuuji TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, AND IMAGE FORMING METHOD, IMAGE...
Publication number
20130295496
Publication date
Nov 7, 2013
Yuuji TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CROSS-LINKED CHARGE TRANSPORT MATERIALS MADE BY LOW ENERGY HYDROGEN...
Publication number
20130280647
Publication date
Oct 24, 2013
Xerox Corporation
Yu LIU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
Publication number
20130244172
Publication date
Sep 19, 2013
Canon Kabushiki Kaisha
Michiyo Sekiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, IMAGE FORMING...
Publication number
20130244148
Publication date
Sep 19, 2013
FUJI XEROX CO., LTD
Yuko YAMANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY