Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793853 | Roofing grommet forming a seal between a roof-mounted structure and a roof | Douglas Timothy Lounsbury | 2017-10-17 |
| 9774291 | Roofing grommet forming a seal between a roof-mounted structure and a roof | Douglas Timothy Lounsbury | 2017-09-26 |
| 9774292 | Roofing grommet forming a seal between a roof-mounted structure and a roof | Douglas Timothy Lounsbury | 2017-09-26 |