Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085187 | Shingle with abraded nail line | Jay D. Beck | 2021-08-10 |
| 11021876 | Shingles with a thick appearance | Douglas S. Penrod, William Edwin Smith, John Thies, Jacob Paul Honsvick | 2021-06-01 |
| 10907352 | Shingle sealing arrangements | David P. Aschenbeck, James E. Loftus, Donn R. Vermilion, Carmen Anthony LaTorre, Bert W. Elliott +8 more | 2021-02-02 |