Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356561 | Carboxylate compounds, liquid crystal compositions and liquid crystal elements containing said compounds and method of optical modulation using said elements | Toyoji Shimizu, Shinichi Nishiyama, Nobuyuki Doi, Shoichi Miyakoshi, Tooru Yamanaka +1 more | 1994-10-18 |
| 5352379 | Liquid crystal composition, liquid crystal element and process for the preparation of liquid crystal element | Shinichi Nishiyama, Tooru Yamanaka, Yukio Miyachi | 1994-10-04 |