Issued Patents 2019
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480681 | Partial stroke tests for shutdown valves | — | 2019-11-19 |
| 10386862 | Cut-off transition for control valve positioners | Michel K. Lovell, Jimmie L. Snowbarger, Jeffrey Dean Seyller | 2019-08-20 |
| 10366319 | Mounting bracket apparatus to amplify electromagnetic field strengths associated with mountable RFID | Shannon Eugene Jelken | 2019-07-30 |
| 10325197 | Methods and apparatus for RFID communications in a process control system | Michel K. Lovell | 2019-06-18 |
| 10316988 | Pressure control for calibrating process control devices | — | 2019-06-11 |
| 10303134 | Methods and apparatus for multimode RFST communications in process control systems | Annette Lynn Latwesen | 2019-05-28 |
| 10240687 | Methods and apparatus of testing a solenoid valve of an emergency valve via a positioner | Shannon Eugene Jelken, Jimmie L. Snowbarger, Bruce F. Grumstrup | 2019-03-26 |
| 10234058 | Methods and apparatus of assessing a test of a solenoid valve via a positioner | Shannon Eugene Jelken | 2019-03-19 |
| 10228066 | Vent assembly and method for a digital valve positioner | Richard J. Winkler, Shannon Eugene Jelken, Francis C. Roessler, Christopher J. Mack | 2019-03-12 |