Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11952881 | Method for drilling with projections based on adjusted Kalman Filters | David Close | 2024-04-09 |
| 9885232 | Method for determining position with improved calibration with opposing sensors | David Close | 2018-02-06 |
| 9745843 | Method for determining position with improved calibration | David Close | 2017-08-29 |
| 4513403 | Data encoding and synchronization for pulse telemetry | — | 1985-04-23 |