Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240637 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Kenji Shinjo, Takao Takiguchi, Kazuharu Katagiri, Masahiro Terada, Takeshi Togano +2 more | 1993-08-31 |
| 5238601 | Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same | Kenji Shinjo, Takao Takiguchi, Kazuharu Katagiri, Masahiro Terada, Takeshi Togano +1 more | 1993-08-24 |
| 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 |
| 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 |
| 5136282 | Ferroelectric liquid crystal apparatus having separate display areas and driving method therefor | Yutaka Inaba, Hideyuki Kawagishi | 1992-08-04 |
| 5114613 | Lactic acid derivative and liquid crystal composition containing same | Kazuo Yoshinaga, Kazuharu Katagiri, Akira Tsuboyama, Kenji Shinjo, Chieko Hioki | 1992-05-19 |
| 5034151 | Mesomorphic compound, ferroelectric liquid crystal composition containing same and ferroelectric liquid crystal device | Kenji Shinjo, Akio Yoshida, Takashi Iwaki, Takao Takiguchi, Kazuharu Katagiri | 1991-07-23 |
| 5013137 | Ferroelectric liquid crystal device having increased tilt angle | Akira Tsuboyama, Yutaka Inaba, Shinjiro Okada, Osamu Taniguchi, Hideyuki Kawagishi +1 more | 1991-05-07 |
| 4882085 | Lactic acid derivative and liquid crystal composition containing same | Kazuo Yoshinaga, Kazuharu Katagiri, Akira Tsuboyama, Kenji Shinjo, Chieko Hioki | 1989-11-21 |
| 4846560 | Liquid crystal device with ferroelectric liquid crystal oriented at non-pixel portions | Akira Tsuboyama, Osamu Taniguchi | 1989-07-11 |
| 4818078 | Ferroelectric liquid crystal optical modulation device and driving method therefor for gray scale display | Akihiro Mouri, Shuzo Kaneko, Tohru Takahashi, Masahiko Enari, Mitsutoshi Kuno +1 more | 1989-04-04 |
| 4778259 | Ferroelectric liquid crystal devices having reverse twist angle and stable states resulting from A.C. excitation | Akira Tsuboyama, Yutaka Inaba, Kazuharu Katagiri, Kenji Shinjo | 1988-10-18 |
| 4728176 | Ferroelectric liquid crystal device with metallic auxiliary electrodes provided adjacent to the transparent electrodes | Akira Tsuboyama | 1988-03-01 |
| 4674839 | Ferroelectric liquid crystal apparatus having protective cover means | Akira Tsuboyama, Yutaka Inaba | 1987-06-23 |
| 4535042 | Electrophotographic photosensitive member with electron donor and acceptor layers | Toyoko Kobayashi | 1985-08-13 |