Wataru Yamatani

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Hatogayashi, JA

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Patents Grantslast 30 patents

Information Patent Grant
Input level display circuit for receivers
- Patent number 4,059,802
- Issue date Nov 22, 1977
- Sony Corporation
- Mitsuo Ohsawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Double-balanced frequency converter
- Patent number 4,058,771
- Issue date Nov 15, 1977
- Sony Corporation
- Mitsuo Ohsawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver automatic gain control system
- Patent number 4,048,569
- Issue date Sep 13, 1977
- Sony Corporation
- Wataru Yamatani
- H03 - BASIC ELECTRONIC CIRCUITRY