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Sawamura Shinichi
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
External storage device using non-volatile semiconductor memory
Patent number
7,054,990
Issue date
May 30, 2006
Renesas Technology Corp.
Takayuki Tamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing apparatus
Patent number
6,675,224
Issue date
Jan 6, 2004
Hitachi, Ltd.
Isao Takita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing apparatus that can hold internal information
Patent number
6,523,133
Issue date
Feb 18, 2003
Hitachi, Ltd,
Sawamura Shin'ichi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing apparatus that can hold internal information
Patent number
6,438,708
Issue date
Aug 20, 2002
Hitachi, Ltd.
Sawamura Shinichi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Service authentication system, server, network equipment, and metho...
Publication number
20070050634
Publication date
Mar 1, 2007
Yoshinobu Makimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security realizing system in network
Publication number
20030051146
Publication date
Mar 13, 2003
Akihiro Ebina
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Information processing apparatus that can hold internal information
Publication number
20020138792
Publication date
Sep 26, 2002
Sawamura Shinichi
G06 - COMPUTING CALCULATING COUNTING