Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321213 | Downhole epicyclic motion orbital seismic source | Jack H. Cole, Paul L. Buller, John B. Sinton | 1994-06-14 |
| 5285023 | Downhole hydraulic rotary seismic source | Jack H. Cole | 1994-02-08 |
| 4958170 | Multiple film width transport adaptor | Bernard A. Schwartz, Tommy L. Tew | 1990-09-18 |