Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46177 | Method of manufacturing a shingle with reinforced nail zone | Donn R. Vermilion, Stephanie A. Rinne, Michael S. Ugorek, Barry M. Lewis, D. Greg Hendershot +2 more | 2016-10-11 |
| 8430983 | Method of manufacturing a shingle with reinforced nail zone | Donn R. Vermilion, Stephanie A. Rinne, Michael S. Ugorek, Barry M. Lewis, D. Greg Hendershot +2 more | 2013-04-30 |