Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10077631 | Pressure equalizing valve insensitive to setting depth and tubing pressure differentials | Brett C. Jones, Jason Edwards | 2018-09-18 |
| 9896907 | Equalizer valve with opposed seals biased toward closed from rising pressure on either of opposed sides | — | 2018-02-20 |