Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12091856 | Missile impact resistant exterior sheathing building panel | Timothy G. Kenny | 2024-09-17 |
| 11702839 | Missile impact resistant exterior sheathing building panel | Timothy G. Kenny | 2023-07-18 |
| 11518141 | Water barrier exterior sheathing panel | Jeffrey W. Donelan, Ajith Rao, James M. Ullett, Yanfei Peng | 2022-12-06 |
| 11267227 | Exterior sheathing panel with integrated air/water barrier membrane | Robert H. Negri, Paula McKnight, Paul Shipp, James M. Ullett, Timothy G. Kenny +9 more | 2022-03-08 |
| 10906271 | Exterior sheathing panel with integrated air/water barrier membrane | Robert H. Negri, Paula McKnight, Paul Shipp, James M. Ullett, Timothy G. Kenny +9 more | 2021-02-02 |
| 10844595 | Exterior cementitious panel with multi-layer air/water barrier membrane assembly and system and method for manufacturing same | Jeffrey W. Donelan, Steven Richmond, Chris C. Lee, Jenner Omodt, Serguei Zelepouga +1 more | 2020-11-24 |
| 10562271 | Exterior sheathing panel with integrated air/water barrier membrane | Robert H. Negri, Paula McKnight, Paul Shipp, James M. Ullett, Timothy G. Kenny +9 more | 2020-02-18 |
| 10309771 | System and method for determining facer surface smoothness | Jenner Omodt, Alfred C. Li, Weixin D. Song | 2019-06-04 |
| 10207475 | Mat-faced board | David R. Blackburn, Jeffrey W. Donelan | 2019-02-19 |
| 9328025 | Effective use of melamine sulfonate condensate dispersants in wallboard containing foam | David R. Blackburn, Runhai Lu | 2016-05-03 |
| 8568544 | Water resistant cementitious article and method for preparing same | Dick C. Engbrecht, Qingxia Liu, Xuming Wang, David Paul Miller, Michael L. Bolind +3 more | 2013-10-29 |
| 8329308 | Cementitious article and method for preparing the same | Qingxia Liu, Qiang Yu | 2012-12-11 |
| 8142915 | Foamed slurry and building panel made therefrom | David R. Blackburn, Runhai Lu, Sharon L. Tracy, Qingxia Liu, James R. Wittbold +4 more | 2012-03-27 |
| 8088218 | Foamed slurry and building panel made therefrom | David R. Blackburn, Runhai Lu, Sharon L. Tracy, Qingxia Liu, James R. Wittbold +4 more | 2012-01-03 |
| 8070895 | Water resistant cementitious article and method for preparing same | Dick C. Engbrecht, Qingxia Liu, Xuming Wang, David Paul Miller, Michael L. Bolind +3 more | 2011-12-06 |
| 7932308 | Modifiers for gypsum slurries and method of using them | Dennis Mark Lettkeman, Qingxia Liu, John W. Wilson, Brian Randall, David R. Blackburn | 2011-04-26 |
| 7776461 | Gypsum products utilizing a two-repeating unit dispersant and a method for making them | David R. Blackburn, Qingxia Liu | 2010-08-17 |
| 7776462 | Gypsum products utilizing a two-repeating unit dispersant and a method of making them | Qingxia Liu, David R. Blackburn, John W. Wilson, Brian Randall, Dennis Mark Lettkeman | 2010-08-17 |
| 7767019 | Gypsum products utilizing a two-repeating unit dispersant and a method for making them | Qingxia Liu, David R. Blackburn, John W. Wilson, Brian Randall, Dennis Mark Lettkeman | 2010-08-03 |
| 7637996 | Gypsum products utilizing a two-repeating unit dispersant and a method for making them | David R. Blackburn, Qingxia Liu | 2009-12-29 |
| 7608347 | Modifiers for gypsum slurries and method of using them | Dennis Mark Lettkeman, Qingxia Liu, John W. Wilson, Brian Randall, David R. Blackburn | 2009-10-27 |
| 7601214 | Modified landplaster as a wallboard filler | David R. Blackburn, Qingxia Liu | 2009-10-13 |
| 7572329 | Method of making a gypsum slurry with modifiers and dispersants | Qingxia Liu, David R. Blackburn, Brian Randall, John W. Wilson, Dennis Mark Lettkeman | 2009-08-11 |
| 7572328 | Fast drying gypsum products | Dennis Mark Lettkeman, Qingxia Liu, John W. Wilson, Brian Randall, David R. Blackburn | 2009-08-11 |
| 7544242 | Effective use of dispersants in wallboard containing foam | Qingxia Liu, David R. Blackburn, Stewart Hinshaw | 2009-06-09 |