Atsushi Tomozawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Digital compandor having nonlinear companding characteristics
- Patent number 4,467,315
- Issue date Aug 21, 1984
- Nippon Electric Co., Ltd.
- Rikio Maruta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital compandor having nonlinear companding characteristics
- Patent number 4,393,367
- Issue date Jul 12, 1983
- Nippon Electric Co., Ltd.
- Rikio Maruta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Time division multiplexed transmission systems for telephone or lik...
- Patent number 4,237,552
- Issue date Dec 2, 1980
- Nippon Electric Co., Ltd.
- Shinichi Aikoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Asynchronous PCM common decoding apparatus
- Patent number 4,099,029
- Issue date Jul 4, 1978
- Nippon Electric Co., Ltd.
- Rikio Maruta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE