Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328639 | Fluoroalkane derivative, its composition and liquid crystal device using the same | Hiroyuki Nohira, Masanao Kamei, Shinichi Nakamura, Kazuharu Katagiri, Masahiro Terada +6 more | 1994-07-12 |
| 5328640 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri, Masahiro Terada, Takeshi Togano +3 more | 1994-07-12 |
| 5292453 | Ferroelectric liquid crystal composition with improved driving voltage and temperature margins and liquid crystal device using same | Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri, Masataka Yamashita, Masahiro Terada +4 more | 1994-03-08 |
| 5268123 | Liquid crystal composition, liquid crystal device, display apparatus and display method | Shosei Mori, Masataka Yamashita, Kazuharu Katagiri, Masahiro Terada | 1993-12-07 |
| 5262083 | Liquid crystal composition, liquid crystal device, display apparatus and display method | Shosei Mori, Masataka Yamashita, Kazuharu Katagiri, Masahiro Terada | 1993-11-16 |
| 5250217 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri, Masataka Yamashita, Takeshi Togano +2 more | 1993-10-05 |
| 5250221 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Masataka Yamashita, Takeshi Togano, Masahiro Terada, Akio Yoshida, Yoshiko Kimura | 1993-10-05 |
| 5250218 | Liquid crystal composition, liquid crystal device, display apparatus and display method | Shosei Mori, Masataka Yamashita, Kazuharu Katagiri, Masahiro Terada | 1993-10-05 |
| 5240637 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri, Masahiro Terada, Takeshi Togano +2 more | 1993-08-31 |
| 5238601 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri, Masahiro Terada, Takeshi Togano +1 more | 1993-08-24 |
| 5189536 | Ferroelectric liquid crystal element having uniform high temperature alignment | Yukio Hanyu, Yutaka Inaba, Masanobu Asaoka, Osamu Taniguchi, Toshiharu Uchimi | 1993-02-23 |
| 5186858 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Masahiro Terada, Takeshi Togano, Masataka Yamashita, Kazuharu Katagiri, Takao Takiguchi +2 more | 1993-02-16 |
| 5183586 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Masahiro Terada, Takeshi Togano, Masataka Yamashita, Takashi Iwaki, Shosei Mori | 1993-02-02 |
| 5173211 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Masataka Yamashita, Takeshi Togano, Masahiro Terada, Akio Yoshida, Yoshiko Kimura +2 more | 1992-12-22 |
| 5143643 | Optically active mesomorphic compound | Takashi Iwaki, Akio Yoshida, Masataka Yamashita, Kazuharu Katagiri, Chieko Hioki +3 more | 1992-09-01 |
| 5119219 | Liquid crystal apparatus and chiral smectic liquid crystal composition for use therein | Masahiro Terada, Masataka Yamashita, Shosei Mori, Shinichi Nakamura, Kazuharu Katagiri | 1992-06-02 |
| 5116530 | Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same | Takeshi Togano, Takao Takiguchi, Yoko Yamada, Masanobu Asaoka | 1992-05-26 |
| 5114613 | Lactic acid derivative and liquid crystal composition containing same | Kazuo Yoshinaga, Kazuharu Katagiri, Akira Tsuboyama, Hiroyuki Kitayama, Chieko Hioki | 1992-05-19 |
| 5034151 | Mesomorphic compound, ferroelectric liquid crystal composition containing same and ferroelectric liquid crystal device | Akio Yoshida, Takashi Iwaki, Takao Takiguchi, Hiroyuki Kitayama, Kazuharu Katagiri | 1991-07-23 |
| 5034152 | Optically active compound and liquid crystal composition containing same | Kazuharu Katagiri, Kazuo Yoshinaga | 1991-07-23 |
| 4917821 | Optically active mesomorphic compound and liquid crystal composition containing same | Shosei Mori, Takashi Iwaki | 1990-04-17 |
| 4882085 | Lactic acid derivative and liquid crystal composition containing same | Kazuo Yoshinaga, Kazuharu Katagiri, Akira Tsuboyama, Hiroyuki Kitayama, Chieko Hioki | 1989-11-21 |
| 4880560 | Lactic acid derivative, liquid crystal composition containing same and liquid crystal device | Kazuo Yoshinaga, Kazuharu Katagiri | 1989-11-14 |
| 4876027 | Optically active composition, mesomorphic compound and liquid crystal device | Kazuo Yoshinaga, Kazuharu Katagiri, Toyoko Kobayashi | 1989-10-24 |
| 4816178 | Optically active compound and liquid crystal composition containing same | Kazuharu Katagiri, Kazuo Yoshinaga | 1989-03-28 |