Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234972 | Method and apparatus for measuring seismic parameters of a seismic vibrator | William Eric Westwood | 2016-01-12 |
| 8994929 | Method and apparatus for measuring seismic parameters of a seismic vibrator | William Eric Westwood | 2015-03-31 |