Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066916 | Technique for separating electromagnetic refracted signals from reflected signals in down hole electromagnetic tools | — | 1991-11-19 |
| 4893084 | Formation electromagnetic parameters measuring tool using transmitter reference and reflected signals and a received signal | — | 1990-01-09 |
| 4511842 | Electromagnetic logging device and method with dielectric guiding layer | James Moran | 1985-04-16 |