Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646441 | Well logging system for determining resistivity using multiple transmitter-receiver groups operating at three frequencies | Larry W. Thompson, MacMillian M. Wisler | 2003-11-11 |
| 6601671 | Method and apparatus for seismically surveying an earth formation in relation to a borehole | Xiaomin Zhao, Francis X. Bostick, III, Daniel L. Gysling, Peter C. Ogle, Allen R. Davis +2 more | 2003-08-05 |
| 6585061 | Calculating directional drilling tool face offsets | Paul Radzinski, Michael L. Larronde | 2003-07-01 |
| 6577129 | Well logging system for determining directional resistivity using multiple transmitter-receiver groups focused with magnetic reluctance material | Larry W. Thompson, MacMillian M. Wisler | 2003-06-10 |