Issued Patents 1989
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888753 | Information recording medium capable of accurately detecting the recording and reproduction starting positions and an information recording-reproducing method and apparatus therefor | Akio Aoki, Machiko Matsushita, Hiroshi Matsuoka, Kazuo Minoura | 1989-12-19 |
| 4881066 | Active matrix-type display panel | Hideo Kanno, Shinichi Yamashita, Satoshi Omata, Mitsutoshi Kuno, Yoshiyuki Osada | 1989-11-14 |
| 4862292 | Digital information signal recording apparatus | Katsuji Yoshimura, Akio Aoki, Shinichi Yamashita, Makoto Shimokoriyama, Motokazu Kashida +3 more | 1989-08-29 |
| 4853920 | Information recording medium and reproducing method therefor | Hideki Hosoya, Akio Aoki | 1989-08-01 |
| 4844590 | Method and apparatus for driving ferroelectric liquid crystal device | Shinjiro Okada | 1989-07-04 |
| 4831243 | Information memory apparatus for reading out information from a moving recording medium | Hiroshi Matsuoka, Akio Aoki, Kazuo Minoura | 1989-05-16 |
| 4824218 | Optical modulation apparatus using ferroelectric liquid crystal and low-resistance portions of column electrodes | Mitsutoshi Kuno, Hitoshi Shindo, Isamu Shimoda, Seishiro Yoshioka, Shuzo Kaneko +1 more | 1989-04-25 |
| 4818078 | Ferroelectric liquid crystal optical modulation device and driving method therefor for gray scale display | Akihiro Mouri, Hiroyuki Kitayama, Shuzo Kaneko, Tohru Takahashi, Mitsutoshi Kuno +1 more | 1989-04-04 |
| 4816819 | Display panel | Shinichi Yamashita, Satoshi Omata, Mitsutoshi Kuno, Hiroshi Inoue, Yoshiyuki Osada | 1989-03-28 |
| 4811321 | Information recording medium | Akio Aoki, Hideki Hosoya | 1989-03-07 |
| 4804951 | Display apparatus and driving method therefor | Shinichi Yamashita, Mitsutoshi Kuno, Atsushi Mizutome, Hideo Kanno | 1989-02-14 |
| 4802744 | Optical modulation apparatus | Hitoshi Shindo, Mitsutoshi Kuno | 1989-02-07 |