Masatsugu Oshima

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Nagoya, JP

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Patents Grantslast 30 patents

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Surface acoustic wave filer device having a cascade filter structur...
- Patent number 5,710,529
- Issue date Jan 20, 1998
- NGK Insulators, Ltd.
- Masahiko Sugiyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter device
- Patent number 5,294,859
- Issue date Mar 15, 1994
- Yamanouchi; Kazuhiko
- Kazuhiko Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY