Kohei OHARA

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Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric drive device and electronic device
- Patent number 8,189,431
- Issue date May 29, 2012
- Seiko Epson Corporation
- Joji Kitahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
PIEZOELECTRIC DRIVE DEVICE AND ELECTRONIC DEVICE
- Publication number 20100177603
- Publication date Jul 15, 2010
- SEIKO EPSON CORPORATION
- Joji KITAHARA
- G04 - HOROLOGY