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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus and control method thereof
Patent number
8,233,022
Issue date
Jul 31, 2012
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with a toner image density feature and rela...
Patent number
7,715,741
Issue date
May 11, 2010
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image formation control based on printing rate
Patent number
7,672,603
Issue date
Mar 2, 2010
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming system and control method that change sequence of ima...
Patent number
7,653,320
Issue date
Jan 26, 2010
Canon Kabushiki Kaisha
Mitsuhiro Ota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and control method thereof
Patent number
7,525,560
Issue date
Apr 28, 2009
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with variable waiting time conveyance feature
Patent number
6,694,110
Issue date
Feb 17, 2004
Canon Kabushiki Kaisha
Kazukiyo Akashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus capable of adjusting AC applied to charging...
Patent number
6,512,905
Issue date
Jan 28, 2003
Canon Kabushiki Kaisha
Satoshi Tomiki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a charging member with plural chargi...
Patent number
5,991,557
Issue date
Nov 23, 1999
Canon Kabushiki Kaisha
Tsuyoshi Kunishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image heating apparatus with multiple temperature detecting members
Patent number
5,915,146
Issue date
Jun 22, 1999
Canon Kabushiki Kaisha
Kensaku Kusaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
5,835,821
Issue date
Nov 10, 1998
Canon Kabushiki Kaisha
Hiroyuki Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic charging brush having particular magnetic fields
Patent number
5,754,927
Issue date
May 19, 1998
Canon Kabushiki Kaisha
Harumi Ishiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including control means for controlling an...
Patent number
5,701,551
Issue date
Dec 23, 1997
Canon Kabushiki Kaisha
Takao Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member and image forming apparatus having contact charging...
Patent number
5,671,468
Issue date
Sep 23, 1997
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having charging member
Patent number
5,636,009
Issue date
Jun 3, 1997
Canon Kabushiki Kaisha
Takao Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with different potentials in different deve...
Patent number
5,587,780
Issue date
Dec 24, 1996
Canon Kabushiki Kaisha
Osamu Sugino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic apparatus with pre-exposure controlled accordin...
Patent number
5,583,616
Issue date
Dec 10, 1996
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having transfer voltage timing control
Patent number
5,504,565
Issue date
Apr 2, 1996
Canon Kabushiki Kaisha
Satoshi Tomiki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Image forming apparatus and control method thereof
Publication number
20090097874
Publication date
Apr 16, 2009
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMATION CONTROL METHOD THEREOF
Publication number
20080075485
Publication date
Mar 27, 2008
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING SYSTEM AND CONTROL METHOD
Publication number
20080075490
Publication date
Mar 27, 2008
Canon Kabushiki Kaisha
Mitsuhiro Ota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING SYSTEM
Publication number
20080063451
Publication date
Mar 13, 2008
Canon Kabushiki Kaisha
Daisaku Kamiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and control method thereof
Publication number
20060203071
Publication date
Sep 14, 2006
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus with a toner image density feature and rela...
Publication number
20050089340
Publication date
Apr 28, 2005
Canon Kabushiki Kaisha
Takeo Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20020159783
Publication date
Oct 31, 2002
Canon Kabushiki Kaisha
Kazukiyo Akashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY