Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9046191 | Valve body with upper flow diverter | Jeremy R. Hilsabeck, Chad Michael Engle | 2015-06-02 |
| 8991786 | Methods and apparatus to align a seat ring in a valve | David J. Westwater | 2015-03-31 |
| 8720854 | Floating ball valve seal with dynamic C-seal and static C-seal | Paul Russell Dalluge, William V. Fitzgerald | 2014-05-13 |
| 8496226 | Floating ball valve seal with bellows and C-seal | Paul Russell Dalluge | 2013-07-30 |
| 8282070 | Apparatus and methods for manual override operation of a linear actuator | — | 2012-10-09 |
| 8281798 | Ball valve seal assembly and ball valve comprising same | Paul Russell Dalluge | 2012-10-09 |
| 8136543 | Axial flow control valves having an internal actuator | — | 2012-03-20 |
| 7954788 | Methods and apparatus to align a seat ring in a valve | David J. Westwater | 2011-06-07 |
| 5881576 | Shroud mounted door | — | 1999-03-16 |