Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683624 | Liquid crystal composition | Yasuko Sekiguchi, Etsuo Nakagawa, Tetsuya Matsushita | 1997-11-04 |
| 5650093 | Liquid crystal composition and a LC display device | Norihisa Hachiya, Etsuo Nakagawa, Tetsuya Matsushita | 1997-07-22 |