Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6990779 | Roofing system and roofing shingles | Matti Kiik, Michael L. Bryson, Kevin Beattie | 2006-01-31 |
| 6708456 | Roofing composite | Matti Kiik, Michael L. Bryson, Kevin Beattie | 2004-03-23 |