Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865795 | Process for producing thermosetting resins | Tetsunosuke Shiomura, Akihiro Yamaguchi | 1989-09-12 |
| 4847349 | Polyimide and high-temperature adhesive of polyimide from meta substituted phenoxy diamines | Masahiro Ohta, Saburo Kawashima, Shoji Tamai, Hideaki Oikawa, Kouji Ohkoshi +1 more | 1989-07-11 |
| 4797466 | High-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyridine | Hideaki Oikawa, Masahiro Ohta, Saburo Kawashima, Shoji Tamai, Akihiro Yamaguchi | 1989-01-10 |