Kosuke Heki

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Neyagawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker cabinet and speaker using the same
- Patent number 8,036,409
- Issue date Oct 11, 2011
- ONKYO Corporation
- Sadatoshi Hisamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER CABINET AND SPEAKER USING THE SAME
- Publication number 20080075311
- Publication date Mar 27, 2008
- Sadatoshi HISAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE