Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812259 | Lactic acid derivative, liquid crystal composition containing same and liquid crystal device | Kazuo Yoshinaga, Kazuharu Katagiri | 1989-03-14 |
| 4783148 | Ferroelectric liquid crystal device | Akira Tsuboyama, Toshiharu Uchimi | 1988-11-08 |
| 4778259 | Ferroelectric liquid crystal devices having reverse twist angle and stable states resulting from A.C. excitation | Hiroyuki Kitayama, Akira Tsuboyama, Yutaka Inaba, Kazuharu Katagiri | 1988-10-18 |