Seiji Kamada

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming a signal wave from first and second waveform data
- Patent number 5,524,087
- Issue date Jun 4, 1996
- Hitachi, Ltd.
- Masanobu Kawamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication control system and information processing system
- Patent number 5,517,647
- Issue date May 14, 1996
- Hitachi, Ltd.
- Seiji Kamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Finely adjustable signal wave forming circuit including complementa...
- Patent number 5,418,734
- Issue date May 23, 1995
- Hitachi, Ltd.
- Masanobu Kawamura
- G06 - COMPUTING CALCULATING COUNTING