Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531200 | Roofing material with encapsulated fibrous mat | Thomas J. Zickell, James Karlis | 2003-03-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531200 | Roofing material with encapsulated fibrous mat | Thomas J. Zickell, James Karlis | 2003-03-11 |