Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913082 | Reduced debris milled multilateral window | Joseph D. Parlin | 2005-07-05 |
| 6863126 | Alternate path multilayer production/injection | Henry L. Restarick | 2005-03-08 |
| 6854522 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, John C. Gano +12 more | 2005-02-15 |
| 6840321 | Multilateral injection/production/storage completion system | Henry L. Restarick | 2005-01-11 |
| 6390198 | Method for running two tubing strings into a well | Robert T. Brooks, David Joe Steele, Dan P. Saurer, Larry R. Valentine | 2002-05-21 |
| 6244340 | Self-locating reentry system for downhole well completions | Daniel Jon Themig, Robert T. Brooks, Dan P. Saurer, Colin M. MacRae, David Joe Steele +2 more | 2001-06-12 |
| 4637460 | Parallel flow tube apparatus | Damon P. Little | 1987-01-20 |
| 4637469 | Apparatus and method of well preparation for chemical treatment of produced fluids | Dennis M. Spriggs | 1987-01-20 |
| 4523643 | Well perforating and completion apparatus and associated method | — | 1985-06-18 |