Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851814 | Valve signature diagnosis and leak test device | Bruce R. Penning, Bruce Rigsby, Robert L. LaFountain | 2020-12-01 |
| 10344782 | Valve signature diagnosis and leak test device | Bruce R. Penning, Bruce Rigsby, Robert L. LaFountain | 2019-07-09 |
| 9471049 | System and method for configuring a field device of a control system | Charles E. Griffin | 2016-10-18 |
| 8905371 | Valve signature diagnosis and leak test device | Bruce R. Penning, Bruce Rigsby, Robert L. LaFountain | 2014-12-09 |
| 8814133 | Automatic speed searching device and method for a partial stroke test of a control valve | Bruce Rigsby, Robert L. LaFountain, Bruce R. Penning | 2014-08-26 |