Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008921 | Surveying using vertical electromagnetic sources that are towed along with survey receivers | David Alumbaugh, Andrea Zerilli, Martin Howlid, James Brady, Leendert Combee +2 more | 2011-08-30 |