Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847311 | Polyimide resin composition | Norimasa Yamaya, Kenichi Baba | 1989-07-11 |
| 4831102 | Thermosetting resin composition from poly-arylene-oxy-bis-maleimide and polyarylene diamine | Norimasa Yamaya, Masahiro Ohta, Akihiro Yamaguchi | 1989-05-16 |
| 4816516 | Polyimide resin-fluoropolymer compositions | Norimasa Yamaya, Kenichi Baba | 1989-03-28 |