Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215802 | Method of manufacturing a fluid pressure reduction device | Thomas N. Gabriel | 2025-02-04 |
| 11719362 | Method of manufacturing a fluid pressure reduction device | Thomas N. Gabriel | 2023-08-08 |
| 11506305 | Method of manufacturing a fluid pressure reduction device | Thomas N. Gabriel | 2022-11-22 |
| 11181207 | Noise attenuation trim assembly | — | 2021-11-23 |
| 10724642 | Modular valve trim assembly for use in a process control valve | — | 2020-07-28 |
| 10711937 | Method of manufacturing a fluid pressure reduction device | Thomas N. Gabriel | 2020-07-14 |
| 10697561 | Method of manufacturing a fluid pressure reduction device | Thomas N. Gabriel | 2020-06-30 |
| 10458555 | Control valve with high performance valve cage | — | 2019-10-29 |
| 10443759 | Noise attenuation trim assembly | — | 2019-10-15 |
| 9528631 | Gas pressurized packing system for control valves | — | 2016-12-27 |
| 9441757 | Load relieving stem connectors | Thomas Adam Brandau, Galen Dale Wilke, Michael M. Anderson, Doug Gethmann | 2016-09-13 |
| 9316321 | Multi-piece flow control apparatus for use with fluid valves | — | 2016-04-19 |
| 9291280 | Actuator apparatus having internal passageways | — | 2016-03-22 |
| 9222624 | Stacked disk noise abatement device and control valve comprising same | — | 2015-12-29 |
| 9041549 | Remotely readable valve position indicators | — | 2015-05-26 |
| 9038664 | Fluid flow control device having a seat ring retainer | Michel K. Lovell | 2015-05-26 |
| 8794589 | Actuator having an override apparatus | David Anthony Arnold, David George Halm | 2014-08-05 |
| 8696231 | Load relieving stem connectors | Thomas Adam Brandau, Galen Dale Wilke, Michael M. Anderson, Doug Gethmann | 2014-04-15 |
| 8689675 | Field adjustable piston actuators | — | 2014-04-08 |
| 8579249 | Biasing device for use with actuators of fluid valves | — | 2013-11-12 |
| 8550117 | Seal assembly for a fluid pressure control device | Donald R. Bush, Daniel M. Adams, Frederick W. Catron, Michael D. Frohwein | 2013-10-08 |
| 8505571 | Replaceable outlet liner for control valve | — | 2013-08-13 |
| 8430131 | Noise control via outlet jet frequency dispersal | Allen C. Fagerlund, Daniel J. Eilers | 2013-04-30 |
| 8387666 | Noise control for fluid pressure reduction device for high pressure drop ratio | Allen C. Fagerlund, Daniel J. Eilers | 2013-03-05 |
| 8272281 | Remotely readable valve position indicators | — | 2012-09-25 |