Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285257 | Optic rotation sensing apparatus and related method including providing synchronous detection at a phase at which the AM noise is minimized | Hidehiko Negishi, Yoshinori Takeuchi, Yoshihiko Honjoya | 1994-02-08 |
| 5101449 | Optical phase modulator with asymmetric piezoelectric vibrator | Yoshinori Takeuchi, Hidehiko Negishi, Ken Idota | 1992-03-31 |