Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10081997 | Watermelon mill with replaceable cutting structure | Christopher R. Hern | 2018-09-25 |
| 10041333 | One trip drill and casing scrape method and apparatus | Yang Xu | 2018-08-07 |
| 9926745 | Whipstock valve with nozzle bypass feature | Dylan Bulloch, Larry T. Palmer, Jason L. Cullum | 2018-03-27 |
| 9926766 | Seat for a tubular treating system | YingQing Xu | 2018-03-27 |
| 9874071 | Disintegrating plug for subterranean treatment use | Levi B. Oberg, YingQing Xu | 2018-01-23 |