Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002010 | Methods for making high sound transmission class gypsum boards and gypsum boards made by the method | Suman Sinha Ray, Mark Hemphill, Yijun Sang | 2021-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002010 | Methods for making high sound transmission class gypsum boards and gypsum boards made by the method | Suman Sinha Ray, Mark Hemphill, Yijun Sang | 2021-05-11 |