Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9885800 | Steerable magnetic dipole antenna for measurement while drilling applications | Macmillan M. Wisler, Jian-Qun Wu, Lance Pate | 2018-02-06 |
| 9366780 | Steerable magnetic dipole antenna for measurement while drilling applications | Macmillan M. Wisler, Jian-Qun Wu, Lance Pate | 2016-06-14 |
| 9140817 | Steerable magnetic dipole antenna for measurement-while-drilling applications | Macmillan M. Wisler, Jian-Qun Wu, Lance Pate | 2015-09-22 |
| 8851567 | Tie down cord assembly and method of making and using same | Thanh Phat Nguyen, Timothy Russell, John E. Jennings, Brian Lang, Terry L. Brown | 2014-10-07 |
| 8604796 | Steerable magnetic dipole antenna for measurement-while-drilling applications | Macmillan M. Wisler, Jian-Qun Wu, Lance Pate | 2013-12-10 |
| 8471563 | Steerable magnetic dipole antenna for measurement while drilling applications | Macmillan M. Wisler, Jian-Qun Wu, Lance Pate | 2013-06-25 |
| 8378908 | Array antenna for measurement-while-drilling | Macmillan M. Wisler, Jian-Qun Wu, Michael Shaun Spencer | 2013-02-19 |
| 8191628 | Method and apparatus for transmitting sensor response data and power through a mud motor | Christopher Konschuh, Michael L. Larronde, Macmillan M. Wisler | 2012-06-05 |
| 8011425 | Transmitting sensor response data and power through a mud motor | Christopher Konschuh, Michael L. Larronde, Macmillan M. Wisler | 2011-09-06 |
| D596554 | Handheld automobile wheel overspray shield | — | 2009-07-21 |
| 7303007 | Method and apparatus for transmitting sensor response data and power through a mud motor | Christopher Konschuh, Michael L. Larronde, Macmillan M. Wisler | 2007-12-04 |
| 6788066 | Method and apparatus for measuring resistivity and dielectric in a well core in a measurement while drilling tool | Macmillan M. Wisler, LucVan Puymbroeck, Holger Stibbe, Hallvard S. Hatloy | 2004-09-07 |
| 6703833 | Nuclear magnetic resonance apparatus and method having toroidal antenna windings | Macmillan M. Wisler, Bryan Gonsoulin | 2004-03-09 |
| 6703837 | Wellbore resistivity tool with simultaneous multiple frequencies | Macmillan M. Wisler | 2004-03-09 |
| 6646441 | Well logging system for determining resistivity using multiple transmitter-receiver groups operating at three frequencies | MacMillian M. Wisler, Jian-Qun Wu | 2003-11-11 |
| 6577129 | Well logging system for determining directional resistivity using multiple transmitter-receiver groups focused with magnetic reluctance material | MacMillian M. Wisler, Jian-Qun Wu | 2003-06-10 |
| 6459262 | Toroidal receiver for NMR MWD | Macmillan M. Wisler, Bryan Gonsoulin | 2002-10-01 |
| 6288548 | Method and apparatus for making electromagnetic induction measurements through a drill collar | Macmillan M. Wisler | 2001-09-11 |
| 6173793 | Measurement-while-drilling devices with pad mounted sensors | Macmillan M. Wisler, Paul Seaton | 2001-01-16 |
| 6060884 | Method and apparatus for measuring electromagnetic properties of materials in borehole environs and simultaneously determining the quality of the measurements | Wallace H. Meyer, Macmillan M. Wisler, Jian Wu | 2000-05-09 |
| 5892361 | Use of raw amplitude and phase in propagation resistivity measurements to measure borehole environmental parameters | Wallace H. Meyer, Macmillan M. Wisler, Jian Wu | 1999-04-06 |
| 5869968 | Method and apparatus for avoiding mutual coupling between receivers in measurement while drilling | Andrew Brooks, MacMillian M. Wisler, Jian-Qun Wu, Wallace H. Meyer, John W. Harrell | 1999-02-09 |
| 5811972 | Method and apparatus for determining influence of mutual magnetic coupling in electromagnetic propagation tools | Macmillan M. Wisler | 1998-09-22 |
| 5682099 | Method and apparatus for signal bandpass sampling in measurement-while-drilling applications | Macmillan M. Wisler, David M. Schneider | 1997-10-28 |
| 5672971 | Well logging system arranged for stable, high-sensitivity reception of propagating electromagnetic waves | Richard A. Meador, James E. Meisner, Ronald A. Hall, Edward S. Mumby | 1997-09-30 |