Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327271 | Liquid crystal device employing polymer network on one substrate and alignment layer or polymer network on other substrate | Kiyofumi Takeuchi, Haruyoshi Takatsu | 1994-07-05 |
| 5296952 | Double-layer liquid crystal device having a three dimensional network structure | Haruyoshi Takatsu, Kiyofumi Takeuchi | 1994-03-22 |