Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9925348 | Gas delivery device | Hugh W. Payton, Campbell C. Cauthen | 2018-03-27 |
| 9440039 | Gas delivery device | Hugh W. Payton, Campbell C. Cauthen | 2016-09-13 |
| 8763711 | Dry pipe sprinkler system | — | 2014-07-01 |