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Toshiya Tagawa
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Ichikawa, JP
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last 30 patents
Information
Patent Grant
Image forming apparatus which forms an image based on stored image...
Patent number
6,226,102
Issue date
May 1, 2001
Ricoh Company, Ltd.
Moriyuki Koike
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus and method for detecting and eliminating av...
Patent number
5,987,227
Issue date
Nov 16, 1999
Ricoh Company, Ltd.
Tsuyoshi Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus which determines if memory will overflow be...
Patent number
5,877,864
Issue date
Mar 2, 1999
Ricoh Company, Ltd.
Hiroyasu Sumida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for supervising an image forming apparatus from a remote com...
Patent number
5,784,663
Issue date
Jul 21, 1998
Ricoh Company, Ltd.
Masayuki Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control device for controlling a plurality of image forming apparat...
Patent number
5,694,201
Issue date
Dec 2, 1997
Ricoh Company, Ltd.
Masayuki Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital copying machine having selective paper feed based on copy p...
Patent number
5,550,623
Issue date
Aug 27, 1996
Ricoh Company, Ltd.
Kan Tomita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Communication control device connected to a plurality of image form...
Patent number
5,546,164
Issue date
Aug 13, 1996
Ricoh Company, Ltd.
Masayuki Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control system for controlling the connection of an image forming a...
Patent number
5,510,876
Issue date
Apr 23, 1996
Ricoh Company, Ltd.
Masayuki Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control device for collectively supervising a plurality of image fo...
Patent number
5,485,246
Issue date
Jan 16, 1996
Ricoh Company, Ltd.
Masayuki Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-tasking control system for image forming equipment
Patent number
5,420,665
Issue date
May 30, 1995
Ricoh Company, Ltd.
Toshiya Tagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY