Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967243 | Kickover tool with ratcheting arm and methods of use | — | 2015-03-03 |
| 8353353 | Surface controlled subsurface safety valve assembly with primary and secondary valves | — | 2013-01-15 |
| 6807799 | Sugarcane harvester and harvesting system | — | 2004-10-26 |
| 6591913 | System and method for lessening impact on Christmas trees during downhole operations involving Christmas trees | Dan Benson, Donald L. Thorne | 2003-07-15 |
| 6561112 | System and method for a motion compensated moon pool submerged platform | Dan Benson | 2003-05-13 |
| 6422312 | Multizone production monitoring system | Leroy C. Delatorre, Arthur J. Morris, Ronald E. Pringle | 2002-07-23 |
| 6230812 | Side pocket mandrel | — | 2001-05-15 |
| 6082455 | Combination side pocket mandrel flow measurement and control assembly | Ronald E. Pringle | 2000-07-04 |
| 5456501 | Pipeline connection apparatus | — | 1995-10-10 |
| 5209522 | Anti-extrusion apparatus for an inwardly compressed seal | — | 1993-05-11 |
| 5056830 | Flanged repair coupling for pipeline service | — | 1991-10-15 |
| 4909281 | Apparatus for replacing a section of a pipeline | — | 1990-03-20 |
| 4822075 | Flanged repair coupling for pipe line service | — | 1989-04-18 |
| 4815650 | Hydraulically activated welding flange | — | 1989-03-28 |
| 4658860 | Pressure set and retrievable vented anchor-seal for pipeline service | — | 1987-04-21 |