Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607793 | Large width heat-weldable roof membrane | Michael J. Hubbard, Raymond J. Weinert | 2003-08-19 |
| 4771800 | Dissolution performance by injection through a die-type nozzle | — | 1988-09-20 |