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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
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G03G5/0672
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Patents Grants
last 30 patents
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
11,796,928
Issue date
Oct 24, 2023
FUJIFILM Business Innovation Corp.
Kenta Shingu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoelectric conversion device, process cartridge, and image formi...
Patent number
11,575,095
Issue date
Feb 7, 2023
Ricoh Company, Ltd.
Daisuke Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, electrophotographic photorecepto...
Patent number
11,188,002
Issue date
Nov 30, 2021
MITSUBISHI CHEMICAL CORPORATION
Takahiro Choda
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
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 photoreceptor, method for manufacturing same, a...
Patent number
10,732,527
Issue date
Aug 4, 2020
Fuji Electric Co., Ltd.
Masaru Takeuchi
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 photosensitive member, process cartridge, and i...
Patent number
10,539,889
Issue date
Jan 21, 2020
Kyocera Document Solutions Inc.
Yuko Iwashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyarylate resin and electrophotographic photosensitive member
Patent number
10,509,309
Issue date
Dec 17, 2019
Kyocera Document Solutions Inc.
Jun Azuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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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
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,429,754
Issue date
Oct 1, 2019
Canon Kabushiki Kaisha
Koji Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyarylate resin and electrophotographic photosensitive member
Patent number
10,379,451
Issue date
Aug 13, 2019
Kyocera Document Solutions Inc.
Jun Azuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Electrophotographic photoreceptor, process cartridge, and image-for...
Patent number
10,372,049
Issue date
Aug 6, 2019
Fuji Xerox Co., Ltd.
Akihiro Kawasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
10,345,725
Issue date
Jul 9, 2019
Fuji Xerox Co., Ltd.
Yu Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
10,303,070
Issue date
May 28, 2019
Fuji Xerox Co., Ltd.
Michinori Fukuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polyarylate resin and electrophotographic photosensitive member
Patent number
10,273,331
Issue date
Apr 30, 2019
Kyocera Document Solutions Inc.
Jun Azuma
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrophotographic photoreceptor, method for manufacturing the pho...
Patent number
10,254,665
Issue date
Apr 9, 2019
Fuji Electric Co., Ltd.
Quanqiu Zhang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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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
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,191,397
Issue date
Jan 29, 2019
Kyocera Document Solutions Inc.
Keiji Maruo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charge transport substance, electrophotographic photoreceptor, elec...
Patent number
10,139,741
Issue date
Nov 27, 2018
MITSUBISHI CHEMICAL CORPORATION
Mitsuo Wada
C07 - ORGANIC CHEMISTRY
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
Triarylamine derivative, electrophotographic photosensitive member,...
Patent number
9,964,869
Issue date
May 8, 2018
Kyocera Document Solutions Inc.
Kensuke Okawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multi-layer electrophotographic photosensitive member
Patent number
9,939,744
Issue date
Apr 10, 2018
Kyocera Document Solutions Inc.
Jun Azuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multi-layer electrophotographic photosensitive member, process cart...
Patent number
9,933,712
Issue date
Apr 3, 2018
Kyocera Document Solutions Inc.
Akihiko Ogata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
9,829,811
Issue date
Nov 28, 2017
Kyocera Document Solutions Inc.
Jun Azuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Benzidine derivative, method for producing benzidine derivative, an...
Patent number
9,817,325
Issue date
Nov 14, 2017
Kyocera Document Solutions Inc.
Hideki Okada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positively chargeable single-layer electrophotographic photosensiti...
Patent number
9,785,062
Issue date
Oct 10, 2017
Kyocera Document Solutions Inc.
Hiroki Tsurumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,778,581
Issue date
Oct 3, 2017
Canon Kabushiki Kaisha
Yota Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charge transport substance, electrophotographic photoreceptor, elec...
Patent number
9,709,906
Issue date
Jul 18, 2017
MITSUBISHI CHEMICAL CORPORATION
Mitsuo Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
9,696,641
Issue date
Jul 4, 2017
Kyocera Document Solutions Inc.
Yuko Iwashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
Publication number
20240255859
Publication date
Aug 1, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Kazutaka SUGIMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20240201607
Publication date
Jun 20, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Tomofumi SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR MANUFACTURING SAME,...
Publication number
20240176257
Publication date
May 30, 2024
Fuji Electric Co., Ltd.
Seizo KITAGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240077808
Publication date
Mar 7, 2024
FUJIFILM Business Innovation Corp.
Yukimi KAWABATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20230107087
Publication date
Apr 6, 2023
FUJIFILM Business Innovation Corp.
Tomoya SASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20220308473
Publication date
Sep 29, 2022
FUJIFILM Business Innovation Corp.
Kenta SHINGU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTOELECTRIC CONVERSION DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMI...
Publication number
20210003931
Publication date
Jan 7, 2021
Daisuke KUBO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS FOR PRODUCING THE ELECTR...
Publication number
20200363739
Publication date
Nov 19, 2020
Fuji Electric Co., Ltd.
Masaru TAKEUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTO...
Publication number
20200233322
Publication date
Jul 23, 2020
MITSUBISHI CHEMICAL CORPORATION
Takahiro CHODA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20200133149
Publication date
Apr 30, 2020
Canon Kabushiki Kaisha
Takanori Ueno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20190310562
Publication date
Oct 10, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Hiroki TSURUMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTO...
Publication number
20190302632
Publication date
Oct 3, 2019
FUJI XEROX CO., LTD
Nobuyuki TORIGOE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC IMAGE FORMIN...
Publication number
20140377694
Publication date
Dec 25, 2014
Toyoko SHIBATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR MANUFACTURING THE PHO...
Publication number
20140369715
Publication date
Dec 18, 2014
Fuji Electric Co., Ltd.
Quanqiu Zhang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRIPHENYLAMINE DERIVATIVE, METHOD FOR MANUFACTURING THE SAME, AND E...
Publication number
20140357895
Publication date
Dec 4, 2014
KYOCERA DOCUMENTS SOLUTIONS, INC.
Fumio SUGAI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND IMAGE FORMING APPARATUS
Publication number
20140356773
Publication date
Dec 4, 2014
KYOCERA DOCUMENTS SOLUTIONS, INC.
Jun AZUMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POSITIVELY CHARGEABLE SINGLE-LAYER ELECTROPHOTOGRAPHIC PHOTOSENSITI...
Publication number
20140242507
Publication date
Aug 28, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Tomofumi SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20140212800
Publication date
Jul 31, 2014
Canon Kabushiki Kaisha
Daisuke Miura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRIPHENYLAMINE DERIVATIVE, AND CHARGE TRANSPORT MATERIAL AND ELECTR...
Publication number
20140213822
Publication date
Jul 31, 2014
Takasago International Corporation
Junji NAKAMURA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POSITIVELY CHARGEABLE MONOLAYER ELECTROPHOTOGRAPHIC PHOTOSENSITIVE...
Publication number
20140154619
Publication date
Jun 5, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Tomofumi SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD FOR PRODUCING ELE...
Publication number
20140141363
Publication date
May 22, 2014
Masaki Nonaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD FOR PRODUCING ELE...
Publication number
20140141364
Publication date
May 22, 2014
Masaki Nonaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHARGE TRANSPORT SUBSTANCE, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELEC...
Publication number
20140065532
Publication date
Mar 6, 2014
MITSUBISHI CHEMICAL CORPORATION
Mitsuo WADA
C07 - ORGANIC CHEMISTRY
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
20130288170
Publication date
Oct 31, 2013
FUJI XEROX CO., LTD
Yohei SAITO
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 PHOTOCONDUCTOR, ELECTROPHOTOGRAPHIC APPARATUS A...
Publication number
20130157181
Publication date
Jun 20, 2013
Eiji Kurimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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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 PHOTOCONDUCTOR AND IMAGE FORMING APPARATUS INCL...
Publication number
20120156599
Publication date
Jun 21, 2012
Takatsugu OBATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY