Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830104 | Well shroud and sand control screen apparatus and completion method | Philip D. Nguyen, Ron Gibson, David Lord, David E. McMechan | 2004-12-14 |
| 6766858 | Method for managing the production of a well | Philip D. Nguyen | 2004-07-27 |
| 6749023 | Methods and apparatus for gravel packing, fracturing or frac packing wells | Philip D. Nguyen | 2004-06-15 |