Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11105435 | Subsea bop control system with dual-action check valve | Robert E. Smith, III, Frank Harold Hollister | 2021-08-31 |
| 10415715 | Subsea BOP control system with dual-action check valve | Robert E. Smith, III, Frank Harold Hollister | 2019-09-17 |
| 10174857 | Subsea BOP control system with dual-action check valve | Robert E. Smith, III, Frank Harold Hollister | 2019-01-08 |
| 10054239 | Subsea BOP control system with dual-action check valve | Robert E. Smith, III, Frank Harold Hollister | 2018-08-21 |
| 9810336 | Subsea BOP control system with dual-action check valve | Robert E. Smith, III, Frank Harold Hollister | 2017-11-07 |
| 6494266 | Controls bridge for flow completion systems | Christopher D. Bartlett, Christopher E. Cunningham, Jamie Patrick-Maxwell, Sylvester A. Joan, Stanley J. Rogala | 2002-12-17 |
| 6102124 | Flying lead workover interface system | Harold Brian Skeels, Sterling F. LEWIS, Robert J. Writt | 2000-08-15 |
| 5771927 | Undersea hydraulic connector with equalization channel | John A. Johansen | 1998-06-30 |