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Hitachioota, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus and method of detecting the detection chara...
Patent number
7,215,896
Issue date
May 8, 2007
Ricoh Printing Systems, Ltd.
Shintaro Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for conducting speed compensation by intern...
Patent number
6,876,831
Issue date
Apr 5, 2005
Hitachi Prinitng Solutions, Inc.
Shunichi Oohara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic device
Patent number
6,567,632
Issue date
May 20, 2003
Hitachi, Ltd.
Yuuichi Takano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
6,549,731
Issue date
Apr 15, 2003
Hitachi, Ltd.
Tomofumi Yoshida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image formation apparatus with determination of state of transfer d...
Patent number
6,404,999
Issue date
Jun 11, 2002
Hitachi, Ltd.
Junichi Shoji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Double-surface printing apparatus
Patent number
6,330,425
Issue date
Dec 11, 2001
Hitachi, Ltd.
Yoshio Ohuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Image forming apparatus and method of detecting the detection chara...
Publication number
20050025510
Publication date
Feb 3, 2005
Shintaro Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20040218947
Publication date
Nov 4, 2004
Shunichi Oohara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic device
Publication number
20020081129
Publication date
Jun 27, 2002
Yuuichi Takano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY