Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7363992 | Cutters for downhole cutting devices | James McNicol | 2008-04-29 |
| 7243728 | Sliding sleeve devices and methods using O-ring seals as shear members | Carl W. Stoesz | 2007-07-17 |
| 7178609 | Window mill and drill bit | Daniel R. Hart, Trung Huynh, Roy Swanson, Rustom K. Mody, Jack T. Oldham +3 more | 2007-02-20 |
| 6703351 | Water-based drilling fluids using latex additives | Ronald G. Bland, Dennis K. Clapper, Tao Xiang, Saddock Benaissa | 2004-03-09 |