Yuzuru Yanagisawa

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Fujisawa, JA

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Patents Grantslast 30 patents

Information Patent Grant
Surface acoustic wave filter
- Patent number 4,028,649
- Issue date Jun 7, 1977
- Sony Corporation
- Yasutoshi Komatsu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Indicator display tube
- Patent number 3,979,623
- Issue date Sep 7, 1976
- Sony Corporation
- Yuzuru Yanagisawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas discharge display tube with barrier means for prevention of ion...
- Patent number 3,976,907
- Issue date Aug 24, 1976
- Sony Corporation
- Yuzuru Yanagisawa
- H01 - BASIC ELECTRIC ELEMENTS