Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8218406 | Lens driving apparatus | Toru Ishimasa, Yoji Fujimura, Kenichi Watabe | 2012-07-10 |
| 4791442 | Camera shutter using an electrostrictive strain element as a driving source | Kiyoshi Touma, Akira Suzuki | 1988-12-13 |
| 4786930 | Lens shutter using an electrostrictive strain element as driving source means | Akira Suzuki, Kiyoshi Touma | 1988-11-22 |