Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111174 | Mineral fiber roof cover boards | Wei Xu, Derrick HUTCHINSON, Christopher J. Rokke, Lori Tuttle | 2021-09-07 |
| 10486388 | Gypsum fiber roof panel with angled edge for accommodating environmentally-induced expansion | — | 2019-11-26 |