Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5252623 | Expandable vinyl chloride resin composition | Satoru Sugino | 1993-10-12 |
| 5227451 | Urethane prepolymer and polyurethane compositions comprising the prepolymer | Yukio Tsuge, Haluo Iizuka | 1993-07-13 |
| 4696991 | Blocked polyisocyanurate | Yoshimichi Kobayashi | 1987-09-29 |