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Patents Grants
last 30 patents
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Patent Grant
Image forming apparatus and process cartridge
Patent number
11,892,780
Issue date
Feb 6, 2024
FUJIFILM Business Innovation Corp.
Yoshiteru Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, process cartridge, and electrop...
Patent number
10,908,521
Issue date
Feb 2, 2021
Canon Kabushiki Kaisha
Haruhiko Mitsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoreceptor for electrophotography, method for manufacturing the...
Patent number
10,782,622
Issue date
Sep 22, 2020
Fuji Electric Co., Ltd.
Fengqiang Zhu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,761,440
Issue date
Sep 1, 2020
Kyocera Document Solutions Inc.
Hiroki Tsurumi
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 photoreceptor, electrophotographic photorecepto...
Patent number
10,203,616
Issue date
Feb 12, 2019
Mitsubishi Chemical Corporation
Atsushi Yoshizawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positively chargeable single-layer electrophotographic photosensiti...
Patent number
10,078,276
Issue date
Sep 18, 2018
Kyocera Document Solutions Inc.
Hiroki Tsurumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, elect...
Patent number
9,946,175
Issue date
Apr 17, 2018
Canon Kabushiki Kaisha
Koichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor and image forming apparatus
Patent number
9,880,477
Issue date
Jan 30, 2018
MITSUBISHI CHEMICAL CORPORATION
Akiteru Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,665,020
Issue date
May 30, 2017
Canon Kabushiki Kaisha
Daisuke Miura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member
Patent number
9,575,423
Issue date
Feb 21, 2017
Kyocera Document Solutions Inc.
Jun Azuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, and electrophotographic...
Patent number
9,389,523
Issue date
Jul 12, 2016
Canon Kabushiki Kaisha
Koichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, electrophotographic appa...
Patent number
9,316,931
Issue date
Apr 19, 2016
Canon Kabushiki Kaisha
Shinji Takagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,274,443
Issue date
Mar 1, 2016
Canon Kabushiki Kaisha
Hiroyuki Tomono
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
9,250,545
Issue date
Feb 2, 2016
Fuji Xerox Co., Ltd.
Masahiro Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor and image forming apparatus
Patent number
9,195,154
Issue date
Nov 24, 2015
MITSUBISHI CHEMICAL CORPORATION
Akiteru Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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 photosensitive member, process cartridge, and e...
Patent number
9,069,267
Issue date
Jun 30, 2015
Canon Kabushiki Kaisha
Kenichi Kaku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,063,505
Issue date
Jun 23, 2015
Canon Kabushiki Kaisha
Michiyo Sekiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,029,054
Issue date
May 12, 2015
Canon Kabushiki Kaisha
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Organic photoconductor coating
Patent number
8,980,511
Issue date
Mar 17, 2015
Hewlett-Packard Development Company, L.P.
Zhang-Lin Zhou
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
8,956,793
Issue date
Feb 17, 2015
Fuji Xerox Co., Ltd.
Kenta Ide
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image bearing member, image forming method, image forming apparatus...
Patent number
8,889,324
Issue date
Nov 18, 2014
Ricoh Company, Ltd.
Ryota Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
8,815,480
Issue date
Aug 26, 2014
Fuji Xerox Co., Ltd.
Kenya Sonobe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
8,785,090
Issue date
Jul 22, 2014
Fuji Xerox Co., Ltd.
Yuko Yamano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Aromatic chalcogen compounds and their use
Patent number
8,766,242
Issue date
Jul 1, 2014
E I du Pont de Nemours and Company
Nora Sabina Radu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photoreceptor and image forming method, image forming apparatus, an...
Patent number
8,679,712
Issue date
Mar 25, 2014
Ricoh Company, Ltd.
Yuuji Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor, electrophotographic method, and...
Patent number
8,586,270
Issue date
Nov 19, 2013
Ricoh Company, Ltd.
Ryota Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Pentanediol ester containing photoconductors
Patent number
8,481,235
Issue date
Jul 9, 2013
Xerox Corporation
Yuhua Tong
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charge-transporting compound, electrophotographic photoreceptor, im...
Patent number
8,475,982
Issue date
Jul 2, 2013
Fuji Xerox Co., Ltd.
Masahiro Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20240085818
Publication date
Mar 14, 2024
FUJIFILM Business Innovation Corp.
Yoshiteru YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE, AND ELECTROP...
Publication number
20200133150
Publication date
Apr 30, 2020
Canon Kabushiki Kaisha
Haruhiko Mitsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
COMPOUND MIXTURE, ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND PRO...
Publication number
20200117106
Publication date
Apr 16, 2020
KYOCERA DOCUMENT SOLUTIONS INC.
Jun AZUMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR FOR POSITIVE CHARGING, ELECTROPHO...
Publication number
20190025719
Publication date
Jan 24, 2019
MITSUBISHI CHEMICAL CORPORATION
Daisuke YAMAZAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR PRODUCING THE SAME, A...
Publication number
20180329318
Publication date
Nov 15, 2018
Fuji Electric Co., Ltd.
Toshiki TAKEUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY, METHOD FOR MANUFACTURING THE...
Publication number
20180024449
Publication date
Jan 25, 2018
Fuji Electric Co., Ltd.
Fengqiang ZHU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECT...
Publication number
20170108789
Publication date
Apr 20, 2017
Canon Kabushiki Kaisha
Koichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20150277249
Publication date
Oct 1, 2015
Canon Kabushiki Kaisha
Daisuke Miura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ALCOHOL-SOLUBLE HOLE TRANSPORT MATERIALS FOR ORGANIC PHOTOCONDUCTOR...
Publication number
20140322638
Publication date
Oct 30, 2014
Hewlett-Packard Development Company, L.P.
Zhang-Lin Zhou
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC...
Publication number
20140255836
Publication date
Sep 11, 2014
Canon Kabushiki Kaisha
Koichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND ELECTROPHOTOGRAPHIC...
Publication number
20140255837
Publication date
Sep 11, 2014
Canon Kabushiki Kaisha
Koichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ORGANIC PHOTOCONDUCTOR COATING
Publication number
20140127617
Publication date
May 8, 2014
Hewlett-Packard Development Company, L.P.
Zhang-Lin Zhou
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
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20140004453
Publication date
Jan 2, 2014
Kenichi Kaku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20140004452
Publication date
Jan 2, 2014
Michiyo Sekiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20140004454
Publication date
Jan 2, 2014
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING APPARATUS
Publication number
20130344423
Publication date
Dec 26, 2013
Akiteru FUJII
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR AND METHOD FOR PRODUCING SAME
Publication number
20130316278
Publication date
Nov 28, 2013
Fuji Electric Co., Ltd.
Fengqiang Zhu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20130288169
Publication date
Oct 31, 2013
FUJI XEROX CO., LTD
Yuko YAMANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20130236821
Publication date
Sep 12, 2013
FUJI XEROX CO., LTD
Kenta IDE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD OF PRODUCING ELEC...
Publication number
20130137024
Publication date
May 30, 2013
Canon Kabushiki Kaisha
Masaki Nonaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTORECEPTOR AND IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AN...
Publication number
20130022903
Publication date
Jan 24, 2013
Yuuji TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND MANUFACTURING METHOD THEREFORE
Publication number
20130022904
Publication date
Jan 24, 2013
Fengqiang Zhu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, ELECTROPHOTOGRAPHIC METHOD, AND...
Publication number
20120251934
Publication date
Oct 4, 2012
Ryota ARAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20120100472
Publication date
Apr 26, 2012
FUJI XEROX CO., LTD
Kenya SONOBE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
AROMATIC CHALCOGEN COMPOUNDS AND THEIR USE
Publication number
20120068166
Publication date
Mar 22, 2012
E.I. du Pont de Nemours and Company
Nora Sabina Radu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PENTANEDIOL ESTER CONTAINING PHOTOCONDUCTORS
Publication number
20120052428
Publication date
Mar 1, 2012
Xerox Corporation
Yuhua Tong
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POLY(IMIDE-CARBONATE) POLYTETRAFLUOROETHYLENE CONTAINING PHOTOCONDU...
Publication number
20120052426
Publication date
Mar 1, 2012
Xerox Corporation
Yu QI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE BEARING MEMBER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS...
Publication number
20110200925
Publication date
Aug 18, 2011
Ryota ARAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND MANUFACTURING METHOD THEREFOR
Publication number
20110091799
Publication date
Apr 21, 2011
FUJI ELECTRIC SYSTEMS CO., LTD.
Yoichi Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY