Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270915 | Gypsum board/intumescent material ceiling boards | Monroe William Shumate, Jesse Beitel | 2001-08-07 |
| 6238594 | Intumescent material | Monroe William Shumate, Robert Hamilton, Walter A. Johnson, Steven N. Volenec, Edward Albert Bright +1 more | 2001-05-29 |
| 6182407 | Gypsum board/intumescent material fire barrier wall | Richard A. Versen, Bradley Burdic, Reed Harvey Larson, Monroe William Shumate | 2001-02-06 |