Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6297865 | Liquid crystal element having polarization moderating properties | Eriko Matsui, Takashi Iwamura, Hidehiko Takanashi, Akio Yasuda | 2001-10-02 |
| 6072455 | Driving method for liquid crystal device | Eriko Matsui, Akio Yasuda | 2000-06-06 |
| 5659411 | Optical device having an optically transparent birefringent medium that selectively shifts the optical axis | Keiichi Nito, Akio Yasuda, Hidehiko Takanashi, Eriko Matsui, Yang Ying Bao +1 more | 1997-08-19 |