Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975243 | Downhole tubular with openings for signal passage | Brian Clark, John F. Hunka, Mark Frey, David L. Smith, Dhananjay Ramaswamy +1 more | 2005-12-13 |
| 6933726 | Apparatus and methods for reducing borehole current effects | Kuo-Chiang Chen, Robert C. Smith, Gary A. Hazen, Charles G. Kibbe, Richard A. Rosthal +2 more | 2005-08-23 |
| 6903660 | Inductively-coupled system for receiving a run-in tool | Brian Clark, John F. Hunka, Mark Frey, David L. Smith, Dhananjay Ramaswamy +1 more | 2005-06-07 |