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Patents Grants
last 30 patents
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Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
12,153,376
Issue date
Nov 26, 2024
Canon Kabushiki Kaisha
Shuntaro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
12,153,370
Issue date
Nov 26, 2024
Canon Kabushiki Kaisha
Tomohito Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member
Patent number
12,045,006
Issue date
Jul 23, 2024
CANON KABU SHIKI KAISHA
Shuhei Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for producing electrophotographic photosensitive member
Patent number
11,782,353
Issue date
Oct 10, 2023
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge
Patent number
11,619,907
Issue date
Apr 4, 2023
Canon Kabushiki Kaisha
Fumiyuki Hiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus
Patent number
11,392,050
Issue date
Jul 19, 2022
Canon Kabushiki Kaisha
Tsutomu Nishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member having outer surface with...
Patent number
11,392,074
Issue date
Jul 19, 2022
Canon Kabushiki Kaisha
Tomohito Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus using the same
Patent number
11,366,402
Issue date
Jun 21, 2022
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
11,256,186
Issue date
Feb 22, 2022
Canon Kabushiki Kaisha
Hideharu Shimozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic image forming apparatus and process cartridge
Patent number
11,003,102
Issue date
May 11, 2021
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
10,838,315
Issue date
Nov 17, 2020
Canon Kabushiki Kaisha
Hideharu Shimozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member and method for producing...
Patent number
10,831,118
Issue date
Nov 10, 2020
Canon Kabushiki Kaisha
Hiroyuki Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member and method for manufactur...
Patent number
10,747,131
Issue date
Aug 18, 2020
Canon Kabushiki Kaisha
Hiroyuki Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus
Patent number
10,747,130
Issue date
Aug 18, 2020
Canon Kabushiki Kaisha
Atsushi Okuda
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 el...
Patent number
10,558,133
Issue date
Feb 11, 2020
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,558,132
Issue date
Feb 11, 2020
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,539,892
Issue date
Jan 21, 2020
Canon Kabushiki Kaisha
Tsutomu Nishida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,331,052
Issue date
Jun 25, 2019
Canon Kabushiki Kaisha
Kazunori Noguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and electroph...
Patent number
10,114,301
Issue date
Oct 30, 2018
Canon Kabushiki Kaisha
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
10,073,362
Issue date
Sep 11, 2018
Canon Kabushiki Kaisha
Atsushi Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,817,326
Issue date
Nov 14, 2017
Canon Kabushiki Kaisha
Yuki Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming method, process cartridge, and electrophotographic ap...
Patent number
9,811,008
Issue date
Nov 7, 2017
Canon Kabushiki Kaisha
Kazunori Noguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, manufacturing method of...
Patent number
9,726,992
Issue date
Aug 8, 2017
Canon Kabushiki Kaisha
Kazuko Sakuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
9,599,917
Issue date
Mar 21, 2017
Canon Kabushiki Kaisha
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
9,599,915
Issue date
Mar 21, 2017
Canon Kabushiki Kaisha
Takashi Anezaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Coating film-removing method for cylindrical substrate and manufact...
Patent number
9,581,920
Issue date
Feb 28, 2017
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
9,535,346
Issue date
Jan 3, 2017
Canon Kabushiki Kaisha
Michiyo Sekiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
9,523,929
Issue date
Dec 20, 2016
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20240402626
Publication date
Dec 5, 2024
Canon Kabushiki Kaisha
NOBUHIRO NAKAMURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20240168398
Publication date
May 23, 2024
Canon Kabushiki Kaisha
TATSUYA YAMAAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20240118635
Publication date
Apr 11, 2024
Canon Kabushiki Kaisha
TOMOHITO ISHIDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20240118634
Publication date
Apr 11, 2024
Canon Kabushiki Kaisha
SHUNTARO WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20230124743
Publication date
Apr 20, 2023
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTOELECTRIC CONVERSION ELEMENT AND PHOTOELECTRIC CONVERSION DEVIC...
Publication number
20230068976
Publication date
Mar 2, 2023
Canon Kabushiki Kaisha
Hiroyuki Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20220291600
Publication date
Sep 15, 2022
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE
Publication number
20220291627
Publication date
Sep 15, 2022
Canon Kabushiki Kaisha
Fumiyuki Hiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
Publication number
20210325793
Publication date
Oct 21, 2021
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
Publication number
20210325794
Publication date
Oct 21, 2021
Canon Kabushiki Kaisha
Shuhei Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20210325814
Publication date
Oct 21, 2021
Canon Kabushiki Kaisha
Tomohito Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS USING THE SAME
Publication number
20210116833
Publication date
Apr 22, 2021
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20210116826
Publication date
Apr 22, 2021
Canon Kabushiki Kaisha
Tsutomu Nishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20200292949
Publication date
Sep 17, 2020
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20200264526
Publication date
Aug 20, 2020
Canon Kabushiki Kaisha
Hideharu Shimozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20190369516
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Nobuhiro Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND METHOD FOR PRODUCING...
Publication number
20190369514
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Hiroyuki Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20190369515
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Tsutomu Nishida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20190369511
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20190369512
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND METHOD FOR MANUFACTUR...
Publication number
20190369517
Publication date
Dec 5, 2019
Canon Kabushiki Kaisha
Hiroyuki Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE-FORMING APPARATUS
Publication number
20190265602
Publication date
Aug 29, 2019
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND...
Publication number
20190265601
Publication date
Aug 29, 2019
Canon Kabushiki Kaisha
Tsutomu Nishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20190265603
Publication date
Aug 29, 2019
Canon Kabushiki Kaisha
Hideharu Shimozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20180173121
Publication date
Jun 21, 2018
Canon Kabushiki Kaisha
Kazunori Noguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND ELECTROPH...
Publication number
20170102627
Publication date
Apr 13, 2017
Canon Kabushiki Kaisha
Atsushi Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING METHOD, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC AP...
Publication number
20170010556
Publication date
Jan 12, 2017
Canon Kabushiki Kaisha
Kazunori Noguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
COATING FILM-REMOVING METHOD FOR CYLINDRICAL SUBSTRATE AND MANUFACT...
Publication number
20160216619
Publication date
Jul 28, 2016
Canon Kabushiki Kaisha
Nobuhiro Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20160216622
Publication date
Jul 28, 2016
Canon Kabushiki Kaisha
Yuki Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, MANUFACTURING METHOD OF...
Publication number
20160216618
Publication date
Jul 28, 2016
Canon Kabushiki Kaisha
Kazuko Sakuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY