Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6122889 | Weather resilient, seamless, thermoplastic roof covering material and method of production | — | 2000-09-26 |
| 5937603 | Weather resilient roof covering system | — | 1999-08-17 |
| 5733408 | High temperature pressure roller and roof covering materials made therewith for stationary structures | — | 1998-03-31 |
| 5630895 | Method to use high temperature pressure roller to make stationary structure covering materials | — | 1997-05-20 |
| 5365703 | Tar holder and associated roofing materials | — | 1994-11-22 |