Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5741438 | Optically active biphenyl derivative, process for preparation thereof, liquid crystal composition containing the same as an effective component, and liquid crystal element using the same | Isao Kurimoto, Takayuki Higashii, Shoji Toda, Masayoshi Minai, Takeshi Tani | 1998-04-21 |
| 5723610 | Alcohol reactants for forming phenylpyrimidine derivatives and process for preparing said alcohols | Takayuki Higashii, Masayoshi Minai, Isao Kurimoto, Shoji Toda, Takeshi Tani +1 more | 1998-03-03 |
| 5707547 | Trans-olefin compounds, method for production thereof, liquid crystal composition containing the same as active ingredient, and liquid crystal element using said composition | Yukari Fujimoto, Naoyuki Takano, Takayuki Higashii, Masayoshi Minai, Kayoko Ueda +3 more | 1998-01-13 |
| 5545345 | Liquid crystal mixture and liquid crystal element comprsing the same | Takeshi Tani, Kayoko Ueda, Koichi Fujisawa, Takayuki Higashii, Yukari Fujimoto +2 more | 1996-08-13 |
| 5539115 | Phenylpyrimidine derivatives, process for preparing the same, liquid crystal composition containing said derivatives as active ingredient, and liquid crystal elements using such compositions | Takayuki Higashii, Masayoshi Minai, Isao Kurimoto, Shoji Toda, Takeshi Tani +1 more | 1996-07-23 |
| 5422038 | Optically active naphthalene derivative, process for preparation thereof, liquid crystal composition containing the same as effective component, and liquid crystal element using the same | Shoji Toda, Takayuki Higashii, Isao Kurimoto, Masayoshi Minai, Takeshi Tani +1 more | 1995-06-06 |
| 5326871 | Optically active pyrimidine compound, process for producing the same and liquid crystal composition containing the same | Takayuki Higashii, Shoji Toda, Masayoshi Minai, Takeshi Tani, Koichi Fujisawa | 1994-07-05 |
| 5238598 | Optically active aromatic compounds, preparation process thereof, and liquid crystal compositions and elements | Isao Kurimoto, Takayuki Higashii, Shoji Toda, Masayoshi Minai, Takeshi Tani +1 more | 1993-08-24 |