Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4519053 | Force or pressure feedback control for seismic vibrators | — | 1985-05-21 |
| 4458777 | Broadband seismic energy source | Richard M. Weber | 1984-07-10 |
| 4450928 | Dual mode seismic source vibrator | Richard M. Weber | 1984-05-29 |
| 4429898 | Suspension assembly for seismic exploration vehicle | Marvin C. Cook, Otis A. Johnston | 1984-02-07 |
| 4253538 | Broadband seismic energy source | Richard M. Weber | 1981-03-03 |