Shigeru Hatada

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Tsurugashima, JP

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Patents Grantslast 30 patents

Information Patent Grant
AM radio receiver
- Patent number 6,021,322
- Issue date Feb 1, 2000
- Toko, Inc.
- Shigeru Hatada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic-tuning type radio-frequency tuning circuit
- Patent number 5,864,267
- Issue date Jan 26, 1999
- Toko, Inc.
- Shigeru Hatada
- H03 - BASIC ELECTRONIC CIRCUITRY