Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7383855 | Sanitary tank vent valve | Clint M. Rogers, Joe D. Dumoit | 2008-06-10 |
| 5288052 | Self-draining sanitary control valve | W. Keith Black, Phillip G. Rogers, Wayne A. Rohr, Daniel Levi Sharp, Bruce H. Shiffer | 1994-02-22 |