Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672257 | Piezoelectric latching actuator having an impact receiving projectile | Takashi Oota, Tadao Uchikawa, Naoto Okihara, Kazutoshi Wakamatsu | 1987-06-09 |
| 4622484 | Piezoelectric relay with a piezoelectric longitudinal effect actuator | Naoto Okihara, Kazutoshi Wakamatsu | 1986-11-11 |