Issued Patents 1997
Showing 1–2 of 2 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, Masato Kuwabara, Koji Higashi, 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, Masato Kuwabara, Koji Higashi, Akiko Shimizu | 1997-11-18 |