Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4409551 | Telluric survey electrode | — | 1983-10-11 |
| 4286218 | Multiple site magnetotelluric measurements | Marvin G. Bloomquist, Gustave L. Hoehn, Jr., Barry N. Warner | 1981-08-25 |