Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10633863 | Protected membrane roof system | — | 2020-04-28 |
| 10100524 | Protected membrane roof system | — | 2018-10-16 |
| 9587402 | Protected membrane roof system | — | 2017-03-07 |
| 8863442 | Protected membrane roof system | — | 2014-10-21 |
| 4669246 | Insulated roofing system with water repellent fabric | — | 1987-06-02 |
| 4587164 | Roof deck composite panels | — | 1986-05-06 |