Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177577 | Liquid crystal display device with TFT's each including a Ta gate electrode and an anodized Al oxide film | Kazuo Shirahashi, Yuka Matsukawa, Haruo Matsumaru, Akira Sasano | 1993-01-05 |
| 5132820 | TFT active matrix liquid crystal display devices | Sakae Someya, Ryuuzoh Nashimoto, Hirofumi Suzuki, Katsuhiko Yarita, Shinji Matsumoto +2 more | 1992-07-21 |
| 4804609 | Developing agent for electrophotography with silica and magnetite additives | Yoshiaki Imanaka | 1989-02-14 |
| 4796049 | Heat roller for electrophotographic copying machine | Koichi Moriyama, Osamu Kawasaki, Ken-ichi Iwamoto | 1989-01-03 |