Issued Patents 2019
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495245 | Pressure-energized probe seal for female hydraulic coupling member | — | 2019-12-03 |
| 10441806 | Variable sound system for audio devices | — | 2019-10-15 |
| 10415715 | Subsea BOP control system with dual-action check valve | Timothy Goggans, Frank Harold Hollister | 2019-09-17 |
| 10400541 | Undersea hydraulic coupling with multiple pressure-energized metal seals | Scott Stolle, Chris Roy | 2019-09-03 |
| 10288184 | Metal reinforced seal plate for pilot actuated spool valve | Frank Harold Hollister, Richard R. Watson, Dane Tipton | 2019-05-14 |
| 10247322 | Metal reinforced seal plate for pilot actuated spool valve | Frank Harold Hollister, Richard R. Watson, Dane Tipton | 2019-04-02 |
| 10195452 | Variable sound system for audio devices | — | 2019-02-05 |
| 10174857 | Subsea BOP control system with dual-action check valve | Timothy Goggans, Frank Harold Hollister | 2019-01-08 |