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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus and toner stirring method
Patent number
7,024,151
Issue date
Apr 4, 2006
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for revising image density
Patent number
6,898,384
Issue date
May 24, 2005
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and developer replenishment control method
Patent number
6,895,192
Issue date
May 17, 2005
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for revising image density
Patent number
6,792,221
Issue date
Sep 14, 2004
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method of controlling supply of developing agent to d...
Patent number
6,687,467
Issue date
Feb 3, 2004
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including a cleaning sheet for cleaning a p...
Patent number
6,665,513
Issue date
Dec 16, 2003
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for controlling the formation of an image with...
Patent number
6,603,949
Issue date
Aug 5, 2003
Kabushiki Kaisha Toshiba
Shinichi Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for supplying new and recovered toner to a dev...
Patent number
6,577,824
Issue date
Jun 10, 2003
Kabushiki Kaisha Toshiba
Shinichi Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for forming image
Patent number
6,526,252
Issue date
Feb 25, 2003
Toshiba Tec Kabushiki Kaisha
Shinichi Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus and image forming apparatus
Patent number
6,266,504
Issue date
Jul 24, 2001
Toshiba Tec Kabushiki Kaisha
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus capable of varying charge amount in accorda...
Patent number
5,594,533
Issue date
Jan 14, 1997
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Means for exposing original on image forming apparatus to provide u...
Patent number
5,436,702
Issue date
Jul 25, 1995
Kabushkiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS, PROCESS UNIT CARTRIDGE, AND METHOD OF MANA...
Publication number
20110013916
Publication date
Jan 20, 2011
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and toner stirring method
Publication number
20050207794
Publication date
Sep 22, 2005
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and method for revising image density
Publication number
20050019047
Publication date
Jan 27, 2005
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND METHOD FOR REVISING IMAGE DENSITY
Publication number
20040179858
Publication date
Sep 16, 2004
TOSHIBA TEC KABUSHIKI KAISHA
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD OF CONTROLLING SUPPLY OF DEVELOPING AGENT TO D...
Publication number
20030228164
Publication date
Dec 11, 2003
TOSHIBA TEC KABUSHIKI KAISHA
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and developer replenishment control method
Publication number
20030202806
Publication date
Oct 30, 2003
Kabushiki Kaisha Toshiba
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD FOR SUPPLYING NEW AND RECOVERED TONER TO A DEV...
Publication number
20030072592
Publication date
Apr 17, 2003
TOSHIBA TEC KABUSHIKI KAISHA
Shinichi Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD FOR CONTROLLING THE FORMATION OF AN IMAGE WITH...
Publication number
20030072580
Publication date
Apr 17, 2003
TOSHIBA TEC KABUSHIKI KAISHA
Shinichi Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning sheet, fuser using the same, and image forming apparatus
Publication number
20020154926
Publication date
Oct 24, 2002
TOSHIBA TEC KABUSHIKI KAISHA
Tetsuo Katoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY