Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648071 | Apparatus comprising expandable bistable tubulars and methods for their use in wellbores | Matthew R. Hackworth, Craig D. Johnson | 2003-11-18 |
| 6575246 | Method and apparatus for gravel packing with a pressure maintenance tool | Steven L. Anyan, Micah L. Schutz, James A. Pramann, II | 2003-06-10 |
| 6513599 | Thru-tubing sand control method and apparatus | James A. Pramann, II | 2003-02-04 |