Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11780113 | Lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2023-10-10 |
| 10850425 | Lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2020-12-01 |
| 10737981 | Method for making a lightweight gypsum composition with internally generated foam and products made from same | Samar Emami, Salvatore C. Immordino, Robert H. Negri, David D. Pelot, Jeffrey F. Grussing +3 more | 2020-08-11 |
| 10377108 | Gypsum products with high efficiency heat sink additives | Cesar Chan, Weixin D. Song, Bangji Cao, Guy Rosenthal, Qiang Yu | 2019-08-13 |
| 10245755 | Lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2019-04-02 |
| 9623586 | Lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2017-04-18 |
| 8702881 | Method of making lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2014-04-22 |
| 8323785 | Lightweight, reduced density fire rated gypsum panels | Qiang Yu, Weixin D. Song, Wenqi Luan | 2012-12-04 |
| 8226766 | Set accelerator for gypsum hydration | Qiang Yu | 2012-07-24 |
| 7892472 | Method of making water-resistant gypsum-based article | Kathryn Capacasa | 2011-02-22 |
| 7670427 | Very fast setting cementitious composition with high early-age compressive strength | Marianela Perez-Pena, Yanfei Peng | 2010-03-02 |
| 7413603 | Fiberboard with improved water resistance | David Paul Miller | 2008-08-19 |
| 7364676 | Slurry spreader for cementitious board production | Steven W. Sucech, Mark H. Englert, William A. Frank, Raymond J. Mlinac | 2008-04-29 |
| 6893752 | Mold-resistant gypsum panel and method of making same | Rodney Phillip Musselman | 2005-05-17 |
| 6815049 | Gypsum-containing composition having enhanced resistance to permanent deformation | Qiang Yu, William A. Frank | 2004-11-09 |
| 6481171 | Gypsum compositions and related methods | Qiang Yu, Frederick T. Jones | 2002-11-19 |
| 6409824 | Gypsum compositions with enhanced resistance to permanent deformation | Qiang Yu, Michael P. Shake | 2002-06-25 |
| 6409825 | Wet gypsum accelerator and methods, composition, and product relating thereto | Qiang Yu | 2002-06-25 |
| 6387172 | Gypsum compositions and related methods | Qiang Yu, Frederick T. Jones | 2002-05-14 |