Takaya Watanabe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Three-transducer saw device including one or two apodized transduce...
- Patent number 4,910,426
- Issue date Mar 20, 1990
- NEC Corporation
- Takaya Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter
- Patent number 4,841,265
- Issue date Jun 20, 1989
- NEC Corporation
- Takaya Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave dispersive delay lines having a laser irridat...
- Patent number 4,623,853
- Issue date Nov 18, 1986
- NEC Corporation
- Takaya Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY