Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674575 | Liquid crystal aligning film and liquid crystal display device using it | Yukino Abe | 1997-10-07 |
| 5663440 | Diamino compounds and methods for preparing them | Toshiya Sawai, Seiji Oikawa, Masaaki Yazawa, Masaharu Hayakawa, Etsuo Nakagawa +1 more | 1997-09-02 |
| 5625475 | Method for treating an aligning film for a liquid crystal display element | Satoshi Tanioka, Makoto Kono, Masayuki Hirano | 1997-04-29 |