Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374371 | Liquid crystal device | Kiyofumi Takeuchi | 1994-12-20 |
| 5327271 | Liquid crystal device employing polymer network on one substrate and alignment layer or polymer network on other substrate | Kiyofumi Takeuchi, Yasuo Umezu | 1994-07-05 |
| 5321169 | Cyclohexane derivatives | Yasuyuki Tanaka, Kiyohumi Takeuchi, Yuji Tamura | 1994-06-14 |
| 5315024 | Cyano-substituted compound containing ether bond | Makoto Sasaki, Kiyofumi Takeuchi | 1994-05-24 |
| 5304323 | Liquid crystal devices and process for producing the same | Yoshi Arai, Toru Fujisawa, Kiyohumi Takeuchi, Koichiro Adachi, Hiroshi Ogawa +1 more | 1994-04-19 |
| 5296952 | Double-layer liquid crystal device having a three dimensional network structure | Kiyofumi Takeuchi, Yasuo Umezu | 1994-03-22 |