Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304871 | Open-celled gypsum core, gypsum acoustic panel, and method for making same | Yijun Sang, Mark Hemphill | 2025-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304871 | Open-celled gypsum core, gypsum acoustic panel, and method for making same | Yijun Sang, Mark Hemphill | 2025-05-20 |