Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5124824 | Liquid crystal display device comprising a retardation compensation layer having a maximum principal refractive index in the thickness direction | Shuichi Kozaki, Hiroshi Ohnishi | 1992-06-23 |
| 5089906 | Supertwisted nematic liquid crystal device having two phase difference plates for providing black/white display | Hiroshi Ohnishi, Masakazu Wada, Hiroshi Kuwagaki, Toshimichi Katsube | 1992-02-18 |