Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835427 | Optically active compound and liquid crystal composition containing the compound | Takakiyo Mine, Masahiro Johno | 2004-12-28 |
| 6805921 | Optically active compound and nematic liquid crystal composition containing the compound | Yasumasa Norisue, Masahiro Johno | 2004-10-19 |
| 6699532 | Optically active compound and liquid crystal composition containing the compound | Masahiro Johno | 2004-03-02 |
| 6258296 | Fluorine-substituted compounds and ferrielectric liquid-crystal composition containing the same | Masahiro Johno, Takahiro Matsumoto, Hiroshi Mineta, Tomoyuki Yui | 2001-07-10 |
| 6217954 | Phenyl triester compound and anti-ferroelectric liquid crystal composition containing the same | Takahiro Matsumoto, Masahiro Johno, Tomoyuki Yui | 2001-04-17 |
| 6018070 | Two-rings-containing phenyl ester compound and anti-perroelectric liquid crystal composition containing the same | Maki Ito, Tomoyuki Yui, Masahiro Johno, Teruyo Tomiyama, Hiroshi Mineta | 2000-01-25 |
| 6002042 | Liquid crystal compound | Takakiyo Mine, Tomoyuki Yui, Masahiro Johno, Hiroshi Mineta | 1999-12-14 |
| 6001278 | Anti-ferroelectric liquid crystal composition | Takahiro Matsumoto, Masahiro Johno, Tomoyuki Yui | 1999-12-14 |
| 5985172 | Racemic compound and anti-ferroelectric liquid crystal composition containing the compound | Hiroshi Mineta, Tomoyuki Yui, Masahiro Johno | 1999-11-16 |
| 5980780 | Racemic compound and anti-ferroelectric liquid crystal composition containing the compound | Takahiro Matsumoto, Tomoyuki Yui, Masahiro Johno | 1999-11-09 |
| 5938973 | Swallow-tailed compound and ferrielectric liquid crystal composition containing the same | Tomoyuki Yui, Masahiro Johno, Takahiro Matsumoto | 1999-08-17 |
| 5840209 | Optically active compound, liquid crystal compositions containing the optically active compound, and liquid crystal display device | Hiroshi Mineta, Tomoyuki Yui, Masahiro Johno, Seiji Adachi | 1998-11-24 |
| 5756816 | Process for the production of phenol derivatives | Tomoyuki Yui | 1998-05-26 |
| 5728864 | Liquid crystal compound having ferrielectric phase and liquid crystal composition | Tomoyuki Yui, Masahiro Johno, Maki Ito, Takahiro Matsumoto, Hiroshi Mineta | 1998-03-17 |
| 5716544 | Phenyl ester compound and liquid crystal composition containing the same | Tomoyuki Yui, Masahiro Johno, Takahiro Matsumoto, Teruyo Tomiyama | 1998-02-10 |
| 5660762 | Two-rings-containing phenyl ester compound and anti-ferroelectric liquid crystal composition containing the same | Maki Ito, Tomoyuki Yui, Masahiro Johno, Teruyo Tomiyama, Hiroshi Mineta | 1997-08-26 |
| 5426244 | Method for preparing dihydric phenols | Ryuji Sugai, Osamu Kondo, Shu Yoshida | 1995-06-20 |