Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580970 | Cutting element, tool and method of cutting within a borehole | Calvin J. Stowe, II | 2017-02-28 |
| 7575051 | Downhole vibratory tool | Carl W. Stoesz, Mohan L. Soni | 2009-08-18 |
| 7264055 | Apparatus and method of applying force to a stuck object in a wellbore | Mohan L. Soni, Carl W. Stoesz | 2007-09-04 |
| 7231979 | Short radius whipstock system | Dave Stephen, James Sonnier, Joseph DeGeare, Mohan L. Soni, Daniel R. Hart | 2007-06-19 |
| 7178609 | Window mill and drill bit | Daniel R. Hart, Calvin J. Stowe, II, Trung Huynh, Roy Swanson, Jack T. Oldham +3 more | 2007-02-20 |
| 6776636 | PBR with TEC bypass and wet disconnect/connect feature | David Cameron, Russell A. Miller, Robert Smith, Walter Myron, John L. Baugh +2 more | 2004-08-17 |
| 6367545 | Electronically controlled electric wireline setting tool | Richard G. Van Buskirk, Darrin L. Willauer | 2002-04-09 |
| 6050336 | Method and apparatus to isolate a specific zone | Darrin L. Willauer, Greg C. Badke, Mark Plante | 2000-04-18 |
| 6009951 | Method and apparatus for hybrid element casing packer for cased-hole applications | Martin P. Coronado, Mark C. Solari | 2000-01-04 |
| 5623993 | Method and apparatus for sealing and transfering force in a wellbore | Richard G. Van Buskirk, Michael J. Loughlin, Albert Augustus Mullins, Michael H. Johnson | 1997-04-29 |
| 5582251 | Downhole mixer | J. Robert Bailey, Richard G. Van Buskirk | 1996-12-10 |
| 5577560 | Fluid-actuated wellbore tool system | Martin P. Coronado, Michael J. Loughlin, Luis E. Mendez | 1996-11-26 |
| 5228519 | Method and apparatus for extending pressurization of fluid-actuated wellbore tools | Martin P. Coronado | 1993-07-20 |
| 5143154 | Inflatable packing element | Floyd A. Halbardier, deceased | 1992-09-01 |
| 5109926 | Wellbore packer with shearable anti-rotation locking member | Vel Berzin, Randle E. Ford, James C. Burtner | 1992-05-05 |
| 5101908 | Inflatable packing device and method of sealing | — | 1992-04-07 |
| 4979570 | Inflatable tool with rib expansion support | — | 1990-12-25 |