Tatsuto Okamoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling directional antenna and apparatus of the same
- Patent number 6,836,674
- Issue date Dec 28, 2004
- Hitachi, Ltd.
- Tsuyoshi Taniguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low distortion switch
- Patent number 5,774,792
- Issue date Jun 30, 1998
- Hitachi, Ltd.
- Satoshi Tanaka
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method of controlling directional antenna and apparatus of the same
- Publication number 20020034967
- Publication date Mar 21, 2002
- Tsuyoshi Taniguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE