Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678956 | Vibration wave motor | Kazuhiro Izukawa, Takayuki Tsukimoto | 1987-07-07 |
| 4657360 | Optical system for making an annular beam | Kazuhiro Izukawa | 1987-04-14 |
| 4587452 | Vibration wave motor having a vibrator of non-uniform elastic modulus | Kazuhiro Izukawa | 1986-05-06 |
| 4580073 | Vibration wave motor with plural projection vibrator | Kazuhiro Izukawa | 1986-04-01 |
| 4569039 | Optical information output device | Yoshifumi Nishimoto | 1986-02-04 |