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Norio Takahashi
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Shizuoka, JP
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Patents Grants
last 30 patents
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Patent Grant
Developer container, developing device, and process cartridge
Patent number
8,548,352
Issue date
Oct 1, 2013
Canon Kabushiki Kaisha
Takayuki Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming system
Patent number
8,489,011
Issue date
Jul 16, 2013
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming system
Patent number
8,437,678
Issue date
May 7, 2013
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,019,260
Issue date
Sep 13, 2011
Canon Kabushiki Kaisha
Rie Endo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
7,962,076
Issue date
Jun 14, 2011
Canon Kabushiki Kaisha
Rie Endo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus and image forming apparatus
Patent number
7,773,923
Issue date
Aug 10, 2010
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
7,734,205
Issue date
Jun 8, 2010
Canon Kabushiki Kaisha
Katsuhiro Sakaizawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging apparatus
Patent number
7,424,232
Issue date
Sep 9, 2008
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging apparatus
Patent number
7,116,922
Issue date
Oct 3, 2006
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with image bearing member particle collecti...
Patent number
6,839,530
Issue date
Jan 4, 2005
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging apparatus, process cartridge and image forming apparatus h...
Patent number
6,832,062
Issue date
Dec 14, 2004
Canon Kabushiki Kaisha
Harumi Ishiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging apparatus employing charging particles, and image forming...
Patent number
6,549,742
Issue date
Apr 15, 2003
Canon Kabushiki Kaisha
Yasunori Chigono
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130230331
Publication date
Sep 5, 2013
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20130094871
Publication date
Apr 18, 2013
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, AND PROCESS CARTRIDGE
Publication number
20100226682
Publication date
Sep 9, 2010
Canon Kabushiki Kaisha
Takayuki Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20100202806
Publication date
Aug 12, 2010
Canon Kabushiki Kaisha
Rie Endo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20100061749
Publication date
Mar 11, 2010
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20090003863
Publication date
Jan 1, 2009
Canon Kabushiki Kaisha
Kazunari Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20090003892
Publication date
Jan 1, 2009
Canon Kabushiki Kaisha
Katsuhiro Sakaizawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20070098459
Publication date
May 3, 2007
Canon Kabushiki Kaisha
Rie Endo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charging apparatus
Publication number
20060245775
Publication date
Nov 2, 2006
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charging apparatus
Publication number
20050002681
Publication date
Jan 6, 2005
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charging apparatus, process cartridge and image forming apparatus
Publication number
20030180073
Publication date
Sep 25, 2003
Canon Kabushiki Kaisha
Harumi Ishiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20030161660
Publication date
Aug 28, 2003
Canon Kabushiki Kaisha
Norio Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image-forming apparatus and image-forming method
Publication number
20020141783
Publication date
Oct 3, 2002
Canon Kabushiki Kaishi
Harumi Ishiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY