Ryoichi Yamada

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Yokosuka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fractional-N frequency synthesizer with multiple clocks having diff...
- Patent number 6,728,526
- Issue date Apr 27, 2004
- Matsushita Electric Industrial Co., Ltd.
- Ryoichi Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for synthesizing high-frequency signals for wi...
- Patent number 6,563,387
- Issue date May 13, 2003
- Matsushita Electric Industrial Co., Ltd.
- Shunsuke Hirano
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency synthesizer device and mobile radio device using the same
- Patent number 6,342,819
- Issue date Jan 29, 2002
- Matsushita Electric Industrial Co., Ltd.
- Ryoichi Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Frequency synthesizer
- Publication number 20010052823
- Publication date Dec 20, 2001
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Shunsuke Hirano
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Frequency synthesizer
- Publication number 20010036817
- Publication date Nov 1, 2001
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Ryoichi Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY