Haruhiko Imamura

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker apparatus equipped with means for producing complicated wav...
- Patent number 6,796,401
- Issue date Sep 28, 2004
- Timedomain Corporation
- Hiroyuki Yoshii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker apparatus equipped with means for producing complicated wav...
- Patent number 6,484,843
- Issue date Nov 26, 2002
- Timedomain Corporation
- Hiroyuki Yoshii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Speaker apparatus equipped with means for producing complicated wav...
- Publication number 20030047378
- Publication date Mar 13, 2003
- Timedomain Corporation,
- Hiroyuki Yoshii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker apparatus equipped with means for producing complicated wav...
- Publication number 20010042657
- Publication date Nov 22, 2001
- Hiroyuki Yoshii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE