Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811028 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Tatsushi Ishizuka, Mitsunori Takeda, Masaaki Namekawa | 1998-09-22 |
| 5698137 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Tatsushi Ishizuka, Mitsunori Takeda, Masaaki Namekawa | 1997-12-16 |
| 5595684 | Optically active tetrahydropyran derivative, liquid crystal composition, and liquid crystal device containing the same | Masaaki Namekawa, Shinichi Nayuki, Mitsunori Takeda, Yoshinobu Murayama | 1997-01-21 |
| 5443755 | Optically active tetrahydropyrane derivatives, liquid crystal composition and liquid crystal device containing the same | Masaaki Namekawa, Shinichi Nayuki, Mitsunori Takeda, Yoshinobu Murayama | 1995-08-22 |
| 5437814 | Ferroelectric liquid crystal mixture and liquid crystal device using the same | Mitsuhiro Koden, Takashi Kaneko, Hitoshi Takeda, Mitsunori Takeda | 1995-08-01 |
| 5368771 | Optically active tetrahydropyrane derivatives, liquid crystal composition and liquid crystal device containing the same | Masaaki Namekawa, Shinichi Nayuki, Mitsunori Takeda, Yoshinobu Murayama | 1994-11-29 |
| 5296616 | Optically active fluorine-containing compound | Masaaki Namekawa, Shinichi Nayuki, Mitsunori Takeda, Yoshinobu Murayama | 1994-03-22 |