Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851642 | Electromagnetic ranging with rotating coil antenna tool | Burkay Donderici | 2020-12-01 |
| 10677044 | Magnetic ranging using multiple downhole electrodes | Burkay Donderici | 2020-06-09 |
| 10669836 | Surface excitation ranging methods and systems employing a ground well and a supplemental grounding arrangement | Hsu-Hsiang Wu | 2020-06-02 |
| 10557342 | Surface excitation ranging methods and systems employing a customized grounding arrangement | Hsu-Hsiang Wu | 2020-02-11 |
| 10539004 | Well ranging apparatus, systems, and methods | Hsu-Hsiang Wu | 2020-01-21 |