Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214965 | Ridge vent | Paul E. Gassman, Jeffrey Wayne Smith | 2022-01-04 |
| 10415253 | Ridge vent | Paul E. Gassman, Jeffrey Wayne Smith | 2019-09-17 |
| 9834935 | Granule coated waterproof roofing membrane | James E. Loftus | 2017-12-05 |