Michiko Nakagawa

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Nagaokakyo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Directional coupler and high-frequency circuit device
- Patent number 7,161,444
- Issue date Jan 9, 2007
- Murata Manufacturing Co., Ltd.
- Atsushi Saitoh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Directional coupler and high-frequency circuit device
- Publication number 20050030123
- Publication date Feb 10, 2005
- Atsushi Saitoh
- H01 - BASIC ELECTRIC ELEMENTS