Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11073013 | Electric dipole surface antenna configurations for electromagnetic wellbore instrument telemetry | Dean Homan, David L. Smith, Erwann Lemenager | 2021-07-27 |
| 9657561 | Downhole power conversion and management using a dynamically variable displacement pump | Saad Bargach, Stephen D. Bonner, Raymond V. Nold, III, James Patrick Massey | 2017-05-23 |
| 9650834 | Downhole apparatus and method for torsional oscillation abatement | Saad Bargach, Stephen D. Bonner, Raymond V. Nold, III, James Patrick Massey | 2017-05-16 |
| 9464482 | Rotary steerable drilling tool | Saad Bargach, Stephen D. Bonner, Raymond V. Nold, III, James Patrick Massey | 2016-10-11 |
| 6353334 | Circuit for converting a logic signal on an output node to a pair of low-voltage differential signals | David P. Schultz, Brian Von Herzen | 2002-03-05 |
| 5696459 | High voltage electronic amplifiers | Charles F. Neugebauer, Gunter Steinbach | 1997-12-09 |