Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9194501 | Pressure balanced spring loaded overtravel sealing apparatus | Thomas Henry Cunningham, Christopher Edward Wolfe, Nuo Sheng, Xuele Qi, Azam Mihir Thatte +1 more | 2015-11-24 |
| 9068669 | Process fluid actuated pilot operated control valve | Henry W. Boger | 2015-06-30 |
| 7104281 | Fluid flow regulation | Jamie Todd Bogumil | 2006-09-12 |
| 6935371 | High capacity globe valve | — | 2005-08-30 |
| 6807985 | High rangeability control valve | Christopher Bittner | 2004-10-26 |
| 6745084 | Valve positioner system | Henry W. Boger, Christopher Colwell, Peter Levesque, Larry Gene Schoonover, Raymond Villier +2 more | 2004-06-01 |
| 6453261 | Valve positioner system | Henry W. Boger, Christopher Colwell, Peter Levesque, Larry Gene Schoonover, Raymond Villier +2 more | 2002-09-17 |
| 6272401 | Valve positioner system | Henry W. Boger, Christopher Colwell, Peter Levesque, Larry Gene Schoonover, Raymond Villier +2 more | 2001-08-07 |
| 4617963 | Control valve with anticavitation trim | — | 1986-10-21 |