Masami Yamagishi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Motion image display apparatus
- Patent number 5,914,728
- Issue date Jun 22, 1999
- Hitachi, Ltd.
- Masami Yamagishi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Information processing apparatus having a power management system t...
- Patent number 5,915,120
- Issue date Jun 22, 1999
- Hitachi, Ltd.
- Hiroshi Wada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Gradation conversion system for converting color display data into...
- Patent number 5,229,762
- Issue date Jul 20, 1993
- Hitachi, Ltd.
- Hiromichi Itoh
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS