Issued Patents All Time
Showing 101–125 of 125 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5018841 | Driving method for optical modulation device | Akihiro Mouri, Tsutomu Toyono, Shuzo Kaneko, Junichiro Kanbe | 1991-05-28 |
| 5013137 | Ferroelectric liquid crystal device having increased tilt angle | Akira Tsuboyama, Hiroyuki Kitayama, Shinjiro Okada, Osamu Taniguchi, Hideyuki Kawagishi +1 more | 1991-05-07 |
| 4958912 | Image forming apparatus | Hideyuki Kawagishi, Makoto Kojima, Shuzo Kaneko | 1990-09-25 |
| 4958915 | Liquid crystal apparatus having light quantity of the backlight in synchronism with writing signals | Shinjiro Okada, Tohru Takahashi, Hideyuki Kawagishi, Osamu Taniguchi | 1990-09-25 |
| 4932757 | Ferroelectric liquid crystal device | Yukio Hanyu, Akira Tsuboyama, Akio Yoshida | 1990-06-12 |
| 4932758 | Ferroelectric smectic liquid crystal device having a bistable alignment state providing two stable orientation states | Yukio Hanyu, Junichiro Kanbe, Hideyuki Kawagishi | 1990-06-12 |
| 4932759 | Driving method for optical modulation device | Tsutomu Toyono, Akihiro Mouri, Shuzo Kaneko, Junichiro Kanbe | 1990-06-12 |
| 4930875 | Scanning driver circuit for ferroelectric liquid crystal device | Hiroshi Inoue, Yoshiyuki Osada | 1990-06-05 |
| 4925277 | Method and apparatus for driving optical modulation device | — | 1990-05-15 |
| 4878740 | Liquid crystal device | Osamu Taniguchi | 1989-11-07 |
| 4838652 | Image forming apparatus | Yasuyuki Tamura | 1989-06-13 |
| 4836656 | Driving method for optical modulation device | Akihiro Mouri, Tsutomu Toyono, Shuzo Kaneko, Junichiro Kanbe | 1989-06-06 |
| 4830467 | A driving signal generating unit having first and second voltage generators for selectively outputting a first voltage signal and a second voltage signal | Hiroshi Inoue, Yoshiyuki Osada | 1989-05-16 |
| 4778260 | Method and apparatus for driving optical modulation device | Shinjiro Okada, Masahiko Enari, Tsutomu Toyono | 1988-10-18 |
| 4778259 | Ferroelectric liquid crystal devices having reverse twist angle and stable states resulting from A.C. excitation | Hiroyuki Kitayama, Akira Tsuboyama, Kazuharu Katagiri, Kenji Shinjo | 1988-10-18 |
| 4747671 | Ferroelectric optical modulation device and driving method therefor wherein electrode has delaying function | Tohru Takahashi, Hiroshi Inoue, Yoshiyuki Osada, Junichiro Kanbe | 1988-05-31 |
| 4738515 | Driving method for liquid crystal device | Shinjiro Okada, Osamu Taniguchi | 1988-04-19 |
| 4712877 | Ferroelectric display panel of varying thickness and driving method therefor | Shinjiro Okada, Junichiro Kanbe, Akira Tsuboyama | 1987-12-15 |
| 4697196 | Electrostatic recording method and apparatus | Hiroshi Satomura, Yukio Nagase, Tatsuo Takeuchi, Hidemi Egami, Akihito Hosaka | 1987-09-29 |
| 4691213 | Ion generating device and method of manufacturing same | Yujiro Ando | 1987-09-01 |
| 4682880 | Multicolor image recording method and device utilizing a single image transfer to the recording material | Haruo Fujii, Yujiro Ando | 1987-07-28 |
| 4683482 | Ion generating device and method of manufacturing same | Yujiro Ando | 1987-07-28 |
| 4674839 | Ferroelectric liquid crystal apparatus having protective cover means | Akira Tsuboyama, Hiroyuki Kitayama | 1987-06-23 |
| 4510926 | Support device for medical instruments | — | 1985-04-16 |
| 4182343 | Double coeliac drainage tube made of silicone | — | 1980-01-08 |