Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454329 | Pressure-compensated, subsea chemical injection valve | Josh Williams, Robert E. Smith, III, Chris Roy | 2022-09-27 |
| 11085545 | Pilot-actuated spool valve having rod retainer | Robert E. Smith, III, Frank Harold Hollister, Chris Roy, Stephen L. Wells | 2021-08-10 |