Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8511150 | Methods and systems for determining process variables using location of center of gravity | Bruce Carl Lucas, Glenn Howard Weightman, Steve Crain | 2013-08-20 |
| 8354602 | Method and system for weighting material storage units based on current output from one or more load sensors | Bruce Carl Lucas, Steve Crain | 2013-01-15 |
| 7858888 | Methods and systems for metering and monitoring material usage | Bruce Carl Lucas, Stephen F. Crain | 2010-12-28 |
| 6820693 | Electromagnetic telemetry actuated firing system for well perforating gun | John H. Hales, Brian R. Duea | 2004-11-23 |
| 6137747 | Single point contact acoustic transmitter | Vimal V. Shah, James R. Birchak, John W. Minear, Wallace R. Gardner, Donald G. Kyle +3 more | 2000-10-24 |