Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693253 | Optically anisotropic material, process for producing it, and retardation plate and liquid crystal device using same | Toshihiro Ohnishi, Takanobu Noguchi, Koji Higashi, Makoto Namioka, Akiko Shimizu | 1997-12-02 |
| 5688436 | Optically anisotropic material, process for producing it, and retardation plate and liquid crystal display device using same | Toshihiro Ohnishi, Takanobu Noguchi, Koji Higashi, Makoto Namioka, Akiko Shimizu | 1997-11-18 |
| 5601884 | Retardation film and production thereof | Toshihiro Ohnishi, Takanobu Noguchi | 1997-02-11 |