Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753550 | Borate and silicate coating for improved acoustical panel performance and methods of making same | Qinghua Li | 2023-09-12 |
| 11702373 | Gypsum wallboard with enhanced fire resistance, and related coatings and methods | Qinghua Li, Mark Hemphill, Trevor Rische, Suman Sinha Ray | 2023-07-18 |