Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974597 | Gypsum-containing product | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2015-03-10 |
| 8801852 | Additives in gypsum slurries and adjusting their proportions | Chris C. Lee, Alfred C. Li, Richard J. Haszel, David R. Blackburn, James R. Wittbold | 2014-08-12 |
| 8597426 | Additives in gypsum panels and adjusting their proportions | Chris C. Lee, Alfred C. Li, Richard J. Haszel, David R. Blackburn, James R. Wittbold | 2013-12-03 |
| 8500904 | Gypsum-containing product | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2013-08-06 |
| 8303709 | Gypsum-containing product | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2012-11-06 |
| 8142914 | Gypsum-containing product and gypsum board | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2012-03-27 |
| 7964034 | Gypsum-containing product and method for producing same | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2011-06-21 |
| 7758980 | Gypsum-containing board and tile, and method for producing same | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2010-07-20 |
| 7718019 | Methods of and systems for preparing a heat resistant accelerant slurry and adding the accelerant slurry to a post-mixer aqueous dispersion of calcined gypsum | James R. Wittbold | 2010-05-18 |
| 7425236 | Gypsum-containing board and tile, and method for producing same | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2008-09-16 |
| 7244304 | Gypsum-containing board and tile, and method for producing same | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2007-07-17 |
| 6800131 | Gypsum-containing board and tile, and method for producing gypsum-containing board and tile | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2004-10-05 |
| 6632550 | Gypsum-containing product having increased resistance to permanent deformation and method and composition for producing it | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Frederick M. Boehnert | 2003-10-14 |
| 6342284 | Gypsum-containing product having increased resistance to permanent deformation and method and composition for producing it | Qiang Yu, Steven W. Sucech, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels | 2002-01-29 |