Hiroshi Matsui

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multiple writing volume backup method
- Patent number 5,724,500
- Issue date Mar 3, 1998
- Hitachi, Ltd.
- Yoshiaki Shinmura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
File updating system employing the temporary connection and disconn...
- Patent number 5,504,888
- Issue date Apr 2, 1996
- Hitachi, Ltd.
- Koji Iwamoto
- G06 - COMPUTING CALCULATING COUNTING