Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415765 | Board with fiber-reinforced dense layer | Annamaria Vilinska, Mark Hemphill, Nicholas S. JONES, Kevern O. FRASER, Jon CROSS +1 more | 2025-09-16 |
| 12371374 | Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto | Brian J. Christ | 2025-07-29 |
| 12304871 | Open-celled gypsum core, gypsum acoustic panel, and method for making same | Suman Sinha Ray, Mark Hemphill | 2025-05-20 |
| 12090744 | Composite gypsum board and methods related thereto | Alfred C. Li, Weixin D. Song, Gregg G. Diefenbacher, Annamaria Vilinska, Brian J. Christ +2 more | 2024-09-17 |
| 11834374 | Accelerator comprising starch, and related board, slurries, and methods | Mark Hemphill, Yongman Kim, James W. Barber | 2023-12-05 |
| 11787739 | Flour binder for gypsum board, and related methods, product, and slurries | Mark Hemphill | 2023-10-17 |
| 11773020 | Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto | Brian J. Christ | 2023-10-03 |
| 11168030 | Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto | Chris C. Lee, Cesar Chan, Weixin D. Song | 2021-11-09 |
| 11135818 | Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto | Weixin D. Song | 2021-10-05 |
| 11046053 | Composite gypsum board and related methods | Mark Hemphill | 2021-06-29 |
| 11040513 | Composite gypsum board and methods related thereto | Alfred C. Li, Weixin D. Song, Gregg G. Diefenbacher, Annamaria Vilinska, Brian J. Christ +2 more | 2021-06-22 |
| 11008257 | Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto | Brian J. Christ | 2021-05-18 |
| 11002010 | Methods for making high sound transmission class gypsum boards and gypsum boards made by the method | Suman Sinha Ray, Mark Antosh, Mark Hemphill | 2021-05-11 |
| 10919808 | Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto | Brian J. Christ | 2021-02-16 |
| 10875935 | Method of preparing pregelatinized, partially hydrolyzed starch and related methods and products | Weixin D. Song, Cesar Chan, Chris C. Lee | 2020-12-29 |
| 10781139 | Joint compound with sulfonated starch | Renee J. Weinberger, Runhai Lu, Guy Rosenthal | 2020-09-22 |
| 10737979 | Gypsum set accelerator and method of preparing same | Runhai Lu, Weixin D. Song | 2020-08-11 |
| 10464847 | Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto | Chris C. Lee, Cesar Chan, Weixin D. Song | 2019-11-05 |
| 10421250 | Composite gypsum board and methods related thereto | Alfred C. Li, Weixin D. Song, Gregg G. Diefenbacher, Annamaria Vilinska, Brian J. Christ +2 more | 2019-09-24 |
| 10421251 | Composite gypsum board and methods related thereto | Alfred C. Li, Weixin D. Song, Gregg G. Diefenbacher, Annamaria Vilinska, Brian J. Christ +2 more | 2019-09-24 |
| 10399899 | Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto | Weixin D. Song | 2019-09-03 |
| 10053860 | Gypsum wallboard with reinforcing mesh | Alfred C. Li, David Song | 2018-08-21 |
| 9828441 | Method of preparing pregelatinized, partially hydrolyzed starch and related methods and products | Weixin D. Song, Cesar Chan, Chris C. Lee | 2017-11-28 |
| 9540810 | Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto | Chris C. Lee, Cesar Chan, Weixin D. Song | 2017-01-10 |