Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5863980 | Preparation process of polyurethane prepolymer, preparation process of aqueous dispersion obtained therefrom, and use thereof | Keun-Bae Choi, Ki-Soo Kim, Seog-Jae Lee | 1999-01-26 |