Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8674589 | Piezoelectric ceramics and multi-layered piezoelectric ceramic components | Keiichi Hatano, Hiroyuki Shimizu, Asa Yamamoto | 2014-03-18 |
| 8487515 | Piezoelectric ceramic, process for producing the piezoelectric ceramic, and piezoelectric device | Keiichi Hatano, Sumiaki Kishimoto | 2013-07-16 |
| 8471442 | Piezoelectric ceramic, method for producing same, and piezoelectric device | Keiichi Hatano | 2013-06-25 |
| 7923898 | Piezo drive system | Taisei Irieda | 2011-04-12 |
| 7772743 | Piezoelectric drive unit and piezoelectric drive element | — | 2010-08-10 |
| 7656073 | Driving device | Hiroshi Kishi, Masafumi Tsukada, Katsuei Ishida | 2010-02-02 |