Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9970567 | Actuator apparatus with internal tubing and anti-rotation mechanism | Daniel M. Adams | 2018-05-15 |
| 9874292 | Diaphragm actuators having adjustable actuation force | Daniel M. Adams | 2018-01-23 |
| 9458947 | Actuator apparatus with internal tubing and anti-rotation mechanism | Daniel M. Adams | 2016-10-04 |
| 9103453 | Valve shaft apparatus for use with rotary valves | David George Halm | 2015-08-11 |
| 8794589 | Actuator having an override apparatus | David George Halm, Michael W. McCarty | 2014-08-05 |
| 8662099 | Valve shaft apparatus for use with rotary valves | David George Halm | 2014-03-04 |
| 8549984 | Apparatus to increase a force of an actuator having an override apparatus | — | 2013-10-08 |
| 8544820 | Biasing apparatus for use with actuators | Douglas P. Gethmann, David George Halm | 2013-10-01 |
| 7832327 | Ring sealed diaphragm | Douglas P. Gethmann, Ross Arthur Schade | 2010-11-16 |