Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812551 | Novolak resin for positive photoresist | Fumio Oi, Haruyoshi Osaki, Akihiro Furuta, Takao Ninomiya, Yasunori Uetani +1 more | 1989-03-14 |
| 4297945 | Resin original pattern plate and method for transferring relieved pattern thereof to thermoplastic resin material | Takezo Sano, Tadanori Inoue | 1981-11-03 |
| 4247621 | Original pattern plate obtained by use of photo-sensitive resin composition | Takezo Sano, Tadanori Inoue, Akihiro Furuta | 1981-01-27 |
| 4189549 | Polyester resin composition | Hiroomi Matsunaga, Teruo Saito, Hiroshi Ishida | 1980-02-19 |