Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330650 | Catalyst for polymerization of olefins | Hisaya Sakurai, Masayoshi Miya, Katsuhiko Takaya, Haruyuki Yoneda | 1982-05-18 |
| 4329438 | Thermosetting unsaturated polyester resin composition and method for preparation thereof | Akio Yamori, Akira Saito | 1982-05-11 |
| 4319452 | Secondary air supply device | Yoshio Iwasa | 1982-03-16 |