Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9493989 | Subsea drilling with casing | Eric M. Twardowski, Jose A. Trevino, Tuong Thanh Le, Wei Jake Xu, Guy F. Feasey | 2016-11-15 |
| 9488004 | Subsea casing drilling system | Eric M. Twardowski, Jose A. Trevino | 2016-11-08 |
| 9382769 | Telemetry operated circulation sub | Timothy L. Wilson | 2016-07-05 |
| 9297210 | Earth removal member with features for facilitating drill-through | Eric M. Twardowski, Guy F. Feasey, Scott Beattie, Sharp Okorie Ugwuocha | 2016-03-29 |