Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683728 | Float sub with pressure-frangible plug | Justin Kellner, Wayland Dale Connelly | 2020-06-16 |
| 10408012 | Downhole tool with an expandable sleeve | Carl Martin, Justin Kellner | 2019-09-10 |
| 10184308 | Method and apparatus for downhole tool actuation | Michael J. Harris, Kenneth J. Anton | 2019-01-22 |
| 10156119 | Downhole tool with an expandable sleeve | Carl Martin, Justin Kellner | 2018-12-18 |
| 9976381 | Downhole tool with an expandable sleeve | Carl Martin, Justin Kellner | 2018-05-22 |
| 9909384 | Multi-actuating plugging device | Edwin A. Eaton, John P. Rodgers | 2018-03-06 |
| 9670750 | Methods of operating well bore stimulation valves | — | 2017-06-06 |
| 9016391 | Swellable packer with internal backup ring | — | 2015-04-28 |
| 9004179 | Multi-actuating seat and drop element | — | 2015-04-14 |
| 8157019 | Downhole swellable sealing system and method | James G. King | 2012-04-17 |