Syoji Yamaguchi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Data integrity guarantee system
- Patent number 5,761,405
- Issue date Jun 2, 1998
- Hitachi, Ltd.
- Katsumi Tadamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for an ISDN communication system using active...
- Patent number 5,548,710
- Issue date Aug 20, 1996
- Hitachi, Ltd.
- Shuuji Oono
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information communication system for point-to-point communication a...
- Patent number 5,396,485
- Issue date Mar 7, 1995
- Hitachi, Ltd.
- Shuji Ohno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for controlling dual bus system
- Patent number 5,345,566
- Issue date Sep 6, 1994
- Hitachi, Ltd.
- Masayuki Tanji
- G06 - COMPUTING CALCULATING COUNTING