Toshimitsu Hamada

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Pattern position detecting system
- Patent number 4,091,394
- Issue date May 23, 1978
- Hitachi, Ltd.
- Seiji Kashioka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Analog-digital converter with variable threshold levels
- Patent number 4,064,484
- Issue date Dec 20, 1977
- Hitachi, Ltd.
- Michihiro Mese
- G06 - COMPUTING CALCULATING COUNTING