Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500560 | Asphalt coated structural article | Matti Kiik, Robert Joseph Tobin | 2002-12-31 |
| 6341462 | Roofing material | Matti Kiik, Dan LaVietes, Timothy H. Lock | 2002-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500560 | Asphalt coated structural article | Matti Kiik, Robert Joseph Tobin | 2002-12-31 |
| 6341462 | Roofing material | Matti Kiik, Dan LaVietes, Timothy H. Lock | 2002-01-29 |