Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918668 | Marine vibrator tuneable array | — | 1990-04-17 |
| 4855967 | Seismic vibrator hold-down weight monitor/controller | Richard M. Weber, David S. Lamance | 1989-08-08 |
| 4766576 | Seismic source vibrator having improved sweep generator | George W. Wood | 1988-08-23 |
| 4723231 | Source tunable array for ground roll reduction | — | 1988-02-02 |
| 4670863 | Vibrator seismic source having adaptive distortion limiting control system | Toby R. Trevino | 1987-06-02 |
| 4637002 | Seismic source vibrator having self tuning controller | — | 1987-01-13 |
| 4616352 | Vibrator seismic source having distortion limiting control system | Toby R. Trevino, Haroon I. Alvi, John Scott Shoffner, Cameron B. Wason | 1986-10-07 |