Kenji Kamata

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Stereophonic device and stereophonic method
- Patent number 6,683,959
- Issue date Jan 27, 2004
- Kawai Musical Instruments Mfg. Co., Ltd.
- Koji Kuwano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE