Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338687 | Two-stage in-well wet mate connection | John J. Grunbeck | 2025-06-24 |
| 12312909 | Synchronized actuator having multiple motors for downhole well tool | Nauman H. Mhaskar, Don A. Hopmann | 2025-05-27 |
| 11933415 | Valve with erosion resistant flow trim | Nauman H. Mhaskar, Don A. Hopmann | 2024-03-19 |
| 11371318 | System and method for electrical control of downhole well tools | Don A. Hopmann | 2022-06-28 |
| 7913766 | Method for reduction of control lines to operate a multi-zone completion | — | 2011-03-29 |
| 7654331 | Method and apparatus for reduction of control lines to operate a multi-zone completion | — | 2010-02-02 |
| 7487830 | Method and apparatus to facilitate wet or dry control line connection for the downhole environment | Adam Anderson | 2009-02-10 |
| 7219743 | Method and apparatus to isolate a wellbore during pump workover | Raymond D. Chavers, John Cobb, Alfredo Gomez | 2007-05-22 |
| 6349766 | Chemical actuation of downhole tools | Terry R. Bussear | 2002-02-26 |