Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5996697 | Static wellhead plug | James Dan Vick, Jr., Rennie L. Dickson, Jayson Byrd | 1999-12-07 |
| 5988277 | Running tool for static wellhead plug | James Dan Vick, Jr., Rennie L. Dickson, Jayson Byrd | 1999-11-23 |
| 5957201 | Verification apparatus and method for a static wellhead plug | James Dan Vick, Jr., Rennie L. Dickson, Jayson Byrd | 1999-09-28 |
| 5875851 | Static wellhead plug and associated methods of plugging wellheads | James Dan Vick, Jr., Rennie L. Dickson, Jayson Byrd | 1999-03-02 |
| 5794699 | Metal-to-metal sliding side door for wells | Robert C. Hammett, Bhanubhai H. Patel, Ronald K. Churchman | 1998-08-18 |
| 5735350 | Methods and systems for subterranean multilateral well drilling and completion | James R. Longbottom, Don C. Cox, John C. Gano, Pat M. White, Richard Charles Jacquier +4 more | 1998-04-07 |
| 5564503 | Methods and systems for subterranean multilateral well drilling and completion | James R. Longbottom, Don C. Cox, John C. Gano, Pat M. White | 1996-10-15 |
| 5390742 | Internally sealable perforable nipple for downhole well applications | Christopher A. Dines, Clark E. Robison, Perry C. Shy | 1995-02-21 |
| 5375659 | Sonde supported operating system for control of formation production fluid flow | Gregory N. Gilbert, Martin L. Tomek, William B. King, Jerry R. Bennett, Perry C. Shy | 1994-12-27 |
| 5355953 | Electromechanical shifter apparatus for subsurface well flow control | Perry C. Shy | 1994-10-18 |
| 5309988 | Electromechanical shifter apparatus for subsurface well flow control | Perry C. Shy | 1994-05-10 |
| 4997038 | Lock mandrel latch assembly | — | 1991-03-05 |
| 4962813 | Well tool locking system for staggered bore | — | 1990-10-16 |
| 4896721 | Locator shifter tool | — | 1990-01-30 |
| H480 | Glass sheet bending mold having wear resistant surface | — | 1988-06-07 |
| 4562631 | Adjusting tool and means for adjusting the axial position of a tractor wheel and hub with respect to an axle | — | 1986-01-07 |
| 4441558 | Valve | Thomas J. Heard | 1984-04-10 |
| 4436152 | Shifting tool | Ernest P. Fisher, Jr. | 1984-03-13 |
| 4432416 | Well flow control apparatus | Ernest P. Fisher, Jr., John H. Yonker | 1984-02-21 |