Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693251 | Optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements | Isao Kurimoto, Shoji Toda, Masayoshi Minai, Takeshi Tani, Chizu Kawakami +1 more | 1997-12-02 |
| 5662828 | Compound having unsaturated side chain, process for preparing the same, liquid crystalline polymer prepared from the same, liquid crystal mixture and display element | Yoshiaki Tsubata, Kayoko Ueda, Koichi Fujisawa, Masayoshi Minai, Naoyuki Takano +1 more | 1997-09-02 |
| 5658489 | Diphenylacetylene compound, process for preparing the same and liquid crystal composition and element comprising the same | Yukari Fujimoto, Masayoshi Minai, Tsutomu Matsumoto | 1997-08-19 |
| 5659051 | Process of producing 2-cyano-4-oxo-4H-benzopyran compounds | Hideki Ushio, Yukari Fujimoto, Tsutomu Matsumoto, Masayoshi Minai, Katsuichi Yasunaga +2 more | 1997-08-19 |
| 5637736 | Process for preparing 1-bromoalkylbenzene derivatives and intermediates thereof | Hiroaki Fujishima, Yasunobu Miyamoto, Masayoshi Minai, Tsutomu Matsumoto, Hideki Ushio | 1997-06-10 |
| 5597929 | Production process of 2-(tetrazol-5-yl)-4-oxo-4H-benzopyran | Hideki Ushio | 1997-01-28 |