Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689846 | Shaftwall system using folded panels, and panel | James M. Ullett | 2020-06-23 |
| 10604929 | Fire resistant gypsum board comprising expandable graphite and related methods and slurries | Qinghua Li, Mark Antosh, Weixin D. Song | 2020-03-31 |