Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637253 | Chiral smectic liquid crystal compound, chain polymeric liquid crystal copolymer compound, their polymeric liquid crystal composition, a polymeric liquid crystal device which uses them, and apparatus and method which uses the same | Koichi Sato, Kazuo Yoshinaga, Yomishi Toshida | 1997-06-10 |
| 5614125 | Polymeric liquid-crystal compound, polymeric liquid-crystal composition, and polymeric liquid-crystal device | Koichi Sato, Kazuo Yoshinaga, Yomishi Toshida | 1997-03-25 |