Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10174590 | Toe valve | — | 2019-01-08 |
| 10156119 | Downhole tool with an expandable sleeve | Carl Martin, Stephen J. Chauffe | 2018-12-18 |
| 10119360 | Slip segment for a downhole tool | Joshua Magill | 2018-11-06 |
| 9976381 | Downhole tool with an expandable sleeve | Carl Martin, Stephen J. Chauffe | 2018-05-22 |
| RE46793 | Wiper plug elements and methods of stimulating a wellbore environment | Paul Madero, Charles Johnson | 2018-04-17 |
| 9828827 | Composite segmenting backup ring for a subterranean plug | Edward J. O'Malley, Clint Mickey, Steve Rosenblatt | 2017-11-28 |
| RE46137 | Pressure actuated ported sub for subterranean cement completions | Mailand C. Jason, Charles Johnson, Charles T. Kirkpatrick, Marcus A. Avant | 2016-09-06 |
| 9359865 | Pressure actuated ported sub for subterranean cement completions | Jason C. Mailand, James S. Sanchez, Paul Madero, Charles Johnson, Robert W. Putch | 2016-06-07 |
| 9316089 | Seat apparatus and method | — | 2016-04-19 |
| 9279311 | System, assembly and method for port control | Matthew D. Solfronk, John Travis Harris, Paul Madero | 2016-03-08 |
| 9133671 | Wireline supported bi-directional shifting tool with pumpdown feature | — | 2015-09-15 |
| 9016388 | Wiper plug elements and methods of stimulating a wellbore environment | Paul Madero, Charles Johnson | 2015-04-28 |
| 8910717 | Frangible pressure control plug, actuatable tool including the plug, and method thereof | Jason C. Mailand | 2014-12-16 |
| 8662162 | Segmented collapsible ball seat allowing ball recovery | James S. Sanchez, Robert Pena | 2014-03-04 |
| 8555960 | Pressure actuated ported sub for subterranean cement completions | Jason C. Mailand, Charles C. Jonhson, Charles T. Kirkpatrick, Marcus A. Avant | 2013-10-15 |
| 8365829 | Tubular seat and tubular actuating system | Travis Harris, Jason Coe, Dwayne Walkoviak, James S. Sanchez, David B. Ruddock | 2013-02-05 |
| 7644772 | Ball seat having segmented arcuate ball support member | Marcus A. Avant, Charles Johnson, James G. King, David B. Ruddock, Matthew D. Solfronk | 2010-01-12 |