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Ryoji Kusudo
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus, molded resin product for use with the imag...
Patent number
10,496,035
Issue date
Dec 3, 2019
Canon Kabushiki Kaisha
Junichi Matsumura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing cartridge
Patent number
10,466,616
Issue date
Nov 5, 2019
Canon Kabushiki Kaisha
Tatsuro Harada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning apparatus and process cartridge
Patent number
10,423,117
Issue date
Sep 24, 2019
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge
Patent number
D823938
Issue date
Jul 24, 2018
Canon Kabushiki Kaisha
Shunsuke Uratani
D18 - Printing and office machinery
Information
Patent Grant
Cartridge
Patent number
D823380
Issue date
Jul 17, 2018
Canon Kabushiki Kaisha
Shunsuke Uratani
D18 - Printing and office machinery
Information
Patent Grant
Image forming apparatus, molded resin product for use with the imag...
Patent number
9,921,544
Issue date
Mar 20, 2018
Canon Kabushiki Kaisha
Junichi Matsumura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Developing device, process cartridge, and image forming apparatus
Patent number
9,835,975
Issue date
Dec 5, 2017
Canon Kabushiki Kaisha
Kenji Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge for printer
Patent number
D786968
Issue date
May 16, 2017
Canon Kabushiki Kaisha
Shunsuke Uratani
D18 - Printing and office machinery
Information
Patent Grant
Process cartridge and electrophotographic image forming apparatus
Patent number
9,335,730
Issue date
May 10, 2016
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and main assembly of the image forming appa...
Patent number
9,310,756
Issue date
Apr 12, 2016
Canon Kabushiki Kaisha
Isao Koishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic image forming apparatus
Patent number
8,873,992
Issue date
Oct 28, 2014
Canon Kabushiki Kaisha
Teruhiko Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, supporting member, process cartridge assembling...
Patent number
8,311,449
Issue date
Nov 13, 2012
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge remanufacturing method
Patent number
8,238,784
Issue date
Aug 7, 2012
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge
Patent number
D598491
Issue date
Aug 18, 2009
Canon Kabushiki Kaisha
Ryoji Kusudo
D18 - Printing and office machinery
Information
Patent Grant
Toner cartridge
Patent number
D591338
Issue date
Apr 28, 2009
Canon Kabushiki Kaisha
Ryoji Kusudo
D18 - Printing and office machinery
Information
Patent Grant
Image forming apparatus, process cartridge, and electrode member
Patent number
6,952,543
Issue date
Oct 4, 2005
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
CONTAINER AND METHOD FOR MANUFACTURING CONTAINER
Publication number
20250231523
Publication date
Jul 17, 2025
Canon Kabushiki Kaisha
RYOJI KUSUDO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING CARTRIDGE
Publication number
20190064697
Publication date
Feb 28, 2019
Canon Kabushiki Kaisha
Tatsuro Harada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, MOLDED RESIN PRODUCT FOR USE WITH THE IMA...
Publication number
20180224800
Publication date
Aug 9, 2018
Canon Kabushiki Kaisha
Junichi Matsumura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
CLEANING APPARATUS AND PROCESS CARTRIDGE
Publication number
20180120754
Publication date
May 3, 2018
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20170031267
Publication date
Feb 2, 2017
Canon Kabushiki Kaisha
Kenji Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
Publication number
20150309471
Publication date
Oct 29, 2015
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, MOLDED RESIN PRODUCT FOR USE WITH THE IMAG...
Publication number
20150293492
Publication date
Oct 15, 2015
Canon Kabushiki Kaisha
Junichi Matsumura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
IMAGE FORMING APPARATUS AND MAIN ASSEMBLY OF THE IMAGE FORMING APPA...
Publication number
20150185688
Publication date
Jul 2, 2015
Canon Kabushiki Kaisha
Isao Koishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
Publication number
20130114971
Publication date
May 9, 2013
Canon Kabushiki Kaisha
Teruhiko Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE, SUPPORTING MEMBER, PROCESS CARTRIDGE ASSEMBLING...
Publication number
20090238603
Publication date
Sep 24, 2009
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE REMANUFACTURING METHOD
Publication number
20090110434
Publication date
Apr 30, 2009
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus, process cartridge, and electrode member
Publication number
20040057745
Publication date
Mar 25, 2004
Canon Kabushiki Kaisha
Ryoji Kusudo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY