Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437731 | Liquid crystal display device | Ryoichi Sudo, Takeshi Watanabe, Kenkichi Suzuki, Michio Ooue | 1984-03-20 |
| 4321319 | Photosensitive compositions containing polyamides acid with photosensitive groups | Issei Takemoto, Hitoshi Yokono, Tokio Isogai | 1982-03-23 |
| 4278786 | Aromatic polyamides containing ether linkages and process for producing same | Ken Nanaumi, Hisashi Kohkame, Susumu Era | 1981-07-14 |
| 4273420 | Liquid crystal display device | Takeshi Watanabe, Ryoichi Sudo, Issei Takemoto, Hitoshi Yokono | 1981-06-16 |