Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882078 | Piezoelectric ceramic composition for actuators | Tetsuhiko Nishimura, Swapan K. Basu, Yasuo Oguri, Shoko Inoue | 1989-11-21 |
| 4812698 | Piezoelectric bending actuator | Tetsunhiko Nishimura, Yasuo Oguri | 1989-03-14 |