Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262084 | Liquid crystal composition | Shinich Sawada, Toyoshiro Isoyama, Hideo Saito | 1993-11-16 |
| 5021189 | Liquid crystal composition | Shinichi Sawada, Toyoshiro Isoyama, Hideo Saito | 1991-06-04 |
| 4931836 | Scanning optical device having at least one reciprocating optical assembly | Akira Nakakuma | 1990-06-05 |
| 4923632 | Liquid crystal composition for twist nematic mode | Shinichi Sawada, Toyoshiro Isoyama, Hideo Saito | 1990-05-08 |
| 4917818 | Nematic liquid crystal composition | Shinichi Sawada, Toyoshiro Isoyama, Kenji Furukawa | 1990-04-17 |
| 4877549 | Liquid crystal composition | Shinichi Sawada, Toyoshiro Isoyama | 1989-10-31 |
| 4862218 | Support and adjusting apparatus for an optical unit | Arihiro Tsunoda, Kikunosuke Tsuji, Akira Nakakuma | 1989-08-29 |
| 4814833 | Document size detecting device | Kikunosuke Tsuji, Akira Nakakuma, Kiyoshi Morimoto, Hideaki Tsudaka, Hiroshi Kobayashi +1 more | 1989-03-21 |
| 4766467 | Electrostatic copying apparatus and auxiliary unit capable of being detachably mounted thereon | Shuji Yamada, Hironori Andou | 1988-08-23 |
| 4730205 | Toner collecting apparatus | Tadakazu Ogiri, Yoshiaki Yanagida, Yasuyuki Ishiguro, Hirofumi Ozaki, Takashi Maekawa +2 more | 1988-03-08 |