Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10228066 | Vent assembly and method for a digital valve positioner | Richard J. Winkler, Kenneth W. Junk, Shannon Eugene Jelken, Christopher J. Mack | 2019-03-12 |
| 9989159 | Vent assembly and method for a digital valve positioner | Richard J. Winkler, Kenneth W. Junk, Shannon Eugene Jelken, Christopher J. Mack | 2018-06-05 |