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Yoshiko Ishii
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Tsukuba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method, system and program for securing redundancy in parallel comp...
Patent number
8,713,352
Issue date
Apr 29, 2014
International Business Machines Corporation
Masakuni Okada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Toner cartridge having a toner stirring member
Patent number
5,774,772
Issue date
Jun 30, 1998
Ricoh Company, Ltd.
Tsukuru Kai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing unit for an image forming apparatus and method of collec...
Patent number
5,638,159
Issue date
Jun 10, 1997
Ricoh Company, Ltd.
Tsukuru Kai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
5,619,316
Issue date
Apr 8, 1997
Ricoh Company, Ltd.
Hisashi Shoji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and cleaning device therefor
Patent number
5,606,408
Issue date
Feb 25, 1997
Ricoh Company, Ltd.
Hidetoshi Yano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus and cleaning device therefor
Patent number
5,442,430
Issue date
Aug 15, 1995
Ricoh Company, Ltd.
Yoshiko Ishii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
METHOD, SYSTEM AND PROGRAM FOR SECURING REDUNDANCY IN PARALLEL COMP...
Publication number
20070180288
Publication date
Aug 2, 2007
International Business Machines Corporation
Masakuni Okada
G06 - COMPUTING CALCULATING COUNTING