Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968995 | Polyurethane prepolymer compositions, foams made therefrom and methods of making each thereof | Sidky D. Rizk, Jerry Lynn Spradling | 1999-10-19 |
| 5817860 | Polyurethane prepolymer compositions, foams made therefrom and methods of making each thereof | Sidky D. Rizk, Jerry Lynn Spradling | 1998-10-06 |