Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624634 | Borehole current correction methods and apparatus | Richard A. Rosthal, Dean Homan, Thomas D. Barber, Brian Clark, Dzevat Omeragic | 2003-09-23 |
| 6577244 | Method and apparatus for downhole signal communication and measurement through a metal tubular | Brian Clark, John F. Hunka, Mark Frey, David L. Smith, Dhananjay Ramaswamy +1 more | 2003-06-10 |
| 6573722 | Method and apparatus for cancellation of borehole effects due to a tilted or transverse magnetic dipole | Richard A. Rosthal, Dean Homan, Thomas D. Barber, Brian Clark, Dzevat Omeragic | 2003-06-03 |
| 6557794 | Coil shielding method for selective attenuation of an electromagnetic energy field component | Richard A. Rosthal, Dean Homan, Dzevat Omeragic, Brian Clark, Scott S. Chesser +1 more | 2003-05-06 |