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Inert intermediate or cover layers for charge-receiving layers
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Inert intermediate or cover layers for charge-receiving layers
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Patents Grants
last 30 patents
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Patent Grant
Flexible printed material
Patent number
11,982,974
Issue date
May 14, 2024
Hewlett-Packard Development Company, L.P.
Boris Kaziev
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,960,240
Issue date
Apr 16, 2024
Canon Kabushiki Kaisha
Masashi Nishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic belt and electrophotographic image-forming appa...
Patent number
11,906,913
Issue date
Feb 20, 2024
Canon Kabushiki Kaisha
Eiichi Hamana
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Imaging system with foam material for lubricant roller
Patent number
11,868,075
Issue date
Jan 9, 2024
Hewlett-Packard Development Company, L.P.
Takeshi Uchitani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,841,677
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Taichi Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member, charging device, process cartridge, and image form...
Patent number
11,809,126
Issue date
Nov 7, 2023
FUJIFILM Business Innovation Corp.
Yasuhiko Kinuta
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Electrophotographic belt and electrophotographic image forming appa...
Patent number
11,740,572
Issue date
Aug 29, 2023
Canon Kabushiki Kaisha
Naoto Kameyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,703,773
Issue date
Jul 18, 2023
Canon Kabushiki Kaisha
Tsutomu Nishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic image forming apparatus and process cartridge
Patent number
11,619,888
Issue date
Apr 4, 2023
Canon Kabushiki Kaisha
Yuka Ishiduka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus
Patent number
11,573,499
Issue date
Feb 7, 2023
Canon Kabushiki Kaisha
Takeshi Murakami
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, process cartridge, and image for...
Patent number
11,526,092
Issue date
Dec 13, 2022
FUJIFILM Business Innovation Corp.
Masahiro Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, electrophotographic imag...
Patent number
11,506,988
Issue date
Nov 22, 2022
Canon Kabushiki Kaisha
Koji Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,500,301
Issue date
Nov 15, 2022
Canon Kabushiki Kaisha
Hideharu Shimozawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
11,493,853
Issue date
Nov 8, 2022
Canon Kabushiki Kaisha
Hideharu Shimozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
11,435,674
Issue date
Sep 6, 2022
FUJIFILM Business Innovation Corp.
Yuto Okazaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming method and image forming system
Patent number
11,415,904
Issue date
Aug 16, 2022
Konica Minolta, Inc.
Seisuke Maeda
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
Process cartridge and electrophotographic apparatus
Patent number
11,320,754
Issue date
May 3, 2022
Canon Kabushiki Kaisha
Kazunori Noguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
11,320,760
Issue date
May 3, 2022
Kyocera Document Solutions Inc.
Masahito Ishino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive charging electrophotographic photoreceptor, electrophotogr...
Patent number
11,287,756
Issue date
Mar 29, 2022
MITSUBISHI CHEMICAL CORPORATION
Yuka Nagao
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,269,282
Issue date
Mar 8, 2022
Canon Kabushiki Kaisha
Kenichi Ikari
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
Shaped charge generation layer for a photoconductive drum
Patent number
11,256,185
Issue date
Feb 22, 2022
Lexmark International, Inc.
Matthew David Heid
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus
Patent number
11,256,187
Issue date
Feb 22, 2022
Canon Kabushiki Kaisha
Harunobu Ogaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for a shaped charge generation layer for photoconductive drum
Patent number
11,249,406
Issue date
Feb 15, 2022
Lexmark International, Inc.
Matthew David Heid
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
11,249,409
Issue date
Feb 15, 2022
FUJIFILM Business Innovation Corp.
Tatsuhiro Igarashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor
Patent number
11,237,495
Issue date
Feb 1, 2022
Konica Minolta, Inc.
Mayuko Matsusaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process cartridge, and image for...
Patent number
11,215,935
Issue date
Jan 4, 2022
FUJIFILM Business Innovation Corp.
Masahiro Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20240192616
Publication date
Jun 13, 2024
Canon Kabushiki Kaisha
FUMIYUKI HIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR MANUFACTURING THE SAM...
Publication number
20240160120
Publication date
May 16, 2024
Konica Minolta, Inc.
Takeshi ISHIDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic Photoreceptor, Electrophotographic Photorecepto...
Publication number
20240134296
Publication date
Apr 25, 2024
MITSUBISHI CHEMICAL CORPORATION
Takahiro Choda
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 PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240118637
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Satoshi MIZOGUCHI
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 PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240118636
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Yuki OYAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240118638
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Michinori FUKUMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, METHOD OF MANUFACTURING THE SAM...
Publication number
20240094649
Publication date
Mar 21, 2024
Fuji Electric Co., Ltd.
Fengqiang ZHU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTO...
Publication number
20240027928
Publication date
Jan 25, 2024
MITSUBISHI CHEMICAL CORPORATION
Akira Ando
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SCRATCH-RESISTANT AND DURABLE ELECTROPHOTOGRAPHIC PHOTORECEPTOR
Publication number
20230367235
Publication date
Nov 16, 2023
NANO AND ADVANCED MATERIALS INSTITUTE LIMITED
Yong ZHU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LAMINATING APPARATUS, IMAGE FORMING SYSTEM, STORAGE MEDIUM, AND CON...
Publication number
20230364902
Publication date
Nov 16, 2023
Konica Minolta, Inc.
YUKI YAMAUCHI
B32 - LAYERED PRODUCTS
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20230333494
Publication date
Oct 19, 2023
Canon Kabushiki Kaisha
KANAME WATARIGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LAMINATE, DEVICE USING THE SAME, AND PRODUCTION METHODS THEREOF
Publication number
20230324819
Publication date
Oct 12, 2023
Hidetoshi KAMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PRODUCING METHOD OF ELECTROPHOTO...
Publication number
20230324818
Publication date
Oct 12, 2023
Konica Minolta, Inc.
Kazukuni NISHIMURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTO...
Publication number
20230296995
Publication date
Sep 21, 2023
MITSUBISHI CHEMICAL CORPORATION
Takahiro Choda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTOSENSITIVE BODY INCLUDING PROTECTIVE LAYER
Publication number
20230288827
Publication date
Sep 14, 2023
Hewlett-Packard Development Company, L.P.
JIHOON KIM
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20230288867
Publication date
Sep 14, 2023
Canon Kabushiki Kaisha
HIDEHARU SHIMOZAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20230288826
Publication date
Sep 14, 2023
Canon Kabushiki Kaisha
CHIHARU NAKAZONO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTO...
Publication number
20230273535
Publication date
Aug 31, 2023
MITSUBISHI CHEMICAL CORPORATION
Akira Ando
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS
Publication number
20230266684
Publication date
Aug 24, 2023
FUJIFILM Business Innovation Corp.
Kosuke NARITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND I...
Publication number
20230266685
Publication date
Aug 24, 2023
FUJIFILM Business Innovation Corp.
Eri KUNISAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECT...
Publication number
20230259045
Publication date
Aug 17, 2023
Canon Kabushiki Kaisha
RYOICHI TOKIMITSU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECT...
Publication number
20230259047
Publication date
Aug 17, 2023
Canon Kabushiki Kaisha
Toshiyasu Shirasuna
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, CARTRIDGE USING SAME, AND IMAGE...
Publication number
20230259046
Publication date
Aug 17, 2023
MITSUBISHI CHEMICAL CORPORATION
Takahiro Choda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, ELECTROPHOTOGRAPHIC APPA...
Publication number
20230259048
Publication date
Aug 17, 2023
Canon Kabushiki Kaisha
JUN OHIRA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20230251585
Publication date
Aug 10, 2023
FUJIFILM Business Innovation Corp.
Masahiro IWASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20230251586
Publication date
Aug 10, 2023
FUJIFILM Business Innovation Corp.
Keisuke Kusano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC MEMBER AND METHOD OF PRODUCING THE MEMBER, PROC...
Publication number
20230161275
Publication date
May 25, 2023
Canon Kabushiki Kaisha
Masashi Uno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ORGANIC PHOTOCONDUCTOR DRUM HAVING AN OVERCOAT CONTAINING NANO META...
Publication number
20230152744
Publication date
May 18, 2023
Lexmark International, Inc.
WEIMEI LUO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY