Issued Patents All Time
Showing 25 most recent of 144 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6159562 | Discotic liquid crystal device and alignment method therefor | Takao Takiguchi, Takeshi Togano, Shinichi Nakamura, Takashi Moriyama | 2000-12-12 |
| 6091388 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 2000-07-18 |
| 5886680 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1999-03-23 |
| 5877739 | Driving method for optical modulation device | Kazuharu Katagiri | 1999-03-02 |
| 5847686 | Driving method for optical modulation device | Akihiro Mouri, Tsutomu Toyono, Shuzo Kaneko, Yutaka Inaba | 1998-12-08 |
| 5841417 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1998-11-24 |
| 5831587 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1998-11-03 |
| 5825390 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1998-10-20 |
| 5812108 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1998-09-22 |
| 5790449 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1998-08-04 |
| 5774102 | Driving method for optical modulation device | Kazuharu Katagiri | 1998-06-30 |
| 5757350 | Driving method for optical modulation device | Kazuharu Katagiri | 1998-05-26 |
| 5746939 | Liquid crystal device | Osamu Taniguchi, Shinjiro Okada, Kazuharu Katagiri | 1998-05-05 |
| 5726460 | Liquid crystal device | Kazuharu Katagiri, Kazuo Yoshinaga, Shinjiro Okada | 1998-03-10 |
| 5724114 | Liquid crystal device with composition containing optically active material and material showing smectic, smectic A and chiral smectic C phases upon temperature decrease | Kazuharu Katagiri, Kazuo Yoshinaga, Shinjiro Okada | 1998-03-03 |
| 5724059 | Method for driving optical modulation device | Kazuharu Katagiri | 1998-03-03 |
| 5717419 | Method for driving optical modulation device | Kazuharu Katagiri | 1998-02-10 |
| 5703614 | Driving method for ferroelectric optical modulation device | Akihiro Mouri, Tsutomu Toyono, Shuzo Kaneko, Yutaka Inaba | 1997-12-30 |
| 5696526 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1997-12-09 |
| 5696525 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1997-12-09 |
| 5671033 | Liquid crystal device having mixture of cholesteric and smectic liquid crystals and alignment treatment on only one substrate | Kazuharu Katagiri, Kazuo Yoshinaga, Shinjiro Okada | 1997-09-23 |
| 5648830 | Liquid crystal device having composition of at least two smectic compounds and one cholesteric compound | Kazuharu Katagiri, Kazuo Yoshinaga, Shinjiro Okada | 1997-07-15 |
| 5638196 | Driving method for optical modulation device | Akihiro Mouri, Tsutomu Toyono, Shuzo Kaneko, Yutaka Inaba | 1997-06-10 |
| 5633652 | Method for driving optical modulation device | Kazuharu Katagiri | 1997-05-27 |
| 5621427 | Method of driving optical modulation device | Kazuharu Katagiri, Syuzo Kaneko | 1997-04-15 |