Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689927 | Universal drilling and completion system | William Banning Vail, III, Damir S. Skerl, James E. Chitwood | 2020-06-23 |
| 10174572 | Universal drilling and completion system | William Banning Vail, III, Damir S. Skerl, James E. Chitwood | 2019-01-08 |
| 9587435 | Universal drilling and completion system | William Banning Vail, III, Damir S. Skerl, James E. Chitwood | 2017-03-07 |
| 9284780 | Drilling apparatus | James E. Chitwood, William Banning Vail, III, Damir S. Skerl, William George Crossland | 2016-03-15 |
| 9027673 | Universal drilling and completion system | William Banning Vail, III, Damir S. Skerl, James E. Chitwood | 2015-05-12 |
| 8651177 | Long-lasting hydraulic seals for smart shuttles, for coiled tubing injectors, and for pipeline pigs | William Banning Vail, III, James E. Chitwood, Damir S. Skerl | 2014-02-18 |
| 8353348 | High power umbilicals for subterranean electric drilling machines and remotely operated vehicles | James E. Chitwood, William Banning Vail, III, Damir S. Skerl, William George Crossland | 2013-01-15 |
| 7311151 | Substantially neutrally buoyant and positively buoyant electrically heated flowlines for production of subsea hydrocarbons | James E. Chitwood, William Banning Vail, III, Damir S. Skerl, William George Crossland | 2007-12-25 |
| 7032658 | High power umbilicals for electric flowline immersion heating of produced hydrocarbons | James E. Chitwood, William Banning Vail, III, Damir S. Skerl, William George Crossland | 2006-04-25 |
| 6857486 | High power umbilicals for subterranean electric drilling machines and remotely operated vehicles | James E. Chitwood, William Banning Vail, III, William George Crossland, Damir S. Skerl | 2005-02-22 |