Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800131 | Gypsum-containing board and tile, and method for producing gypsum-containing board and tile | Qiang Yu, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2004-10-05 |