Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352749 | Hot-melt adhesive composition | Fumihiro Doura, Reiji Miyamoto, Tetsujiro Tatsumi | 1982-10-05 |
| 4309525 | Production of sphere-formed powdery copolymers | Fumihiro Doura, Yuzo Furukawa | 1982-01-05 |