Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829938 | Roofing membranes with expandable graphite as flame retardant | Hao Wang, Joseph CARR | 2020-11-10 |
| 10626615 | Asphaltic membrane with mullite-containing granules | — | 2020-04-21 |