Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982150 | Downhole tool and method of use | Martin P. Coronado, Ryan D. Rasmussen, Chad M. Gibson | 2024-05-14 |
| 11713645 | Downhole setting system for use in a wellbore | Martin P. Coronado | 2023-08-01 |
| 11634965 | Downhole tool and method of use | Evan Lloyd Davies, Martin P. Coronado, Luis Miguel Avila | 2023-04-25 |
| 11634958 | Downhole tool with bottom composite slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, David W. Hughes, Ashton E. Diaz | 2023-04-25 |
| 11542763 | Setting tool assembly | Evan Lloyd Davies | 2023-01-03 |
| 11078739 | Downhole tool with bottom composite slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, David W. Hughes, Ashton E. Diaz | 2021-08-03 |
| 10961796 | Setting tool assembly | Evan Lloyd Davies | 2021-03-30 |
| D877216 | One-piece slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, David W. Hughes | 2020-03-03 |
| D877217 | One-piece slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, David W. Hughes | 2020-03-03 |
| 9528341 | Continuous expandable backup ring for a seal with retraction capability | — | 2016-12-27 |
| 9284814 | Downhole tool with remotely actuated drag blocks and methods | Douglas J. Lehr | 2016-03-15 |
| 9217311 | Flapper valve and method of valving a tubular | — | 2015-12-22 |
| 8584765 | Apparatus and methods for assisting in setting a downhole tool in a well bore | — | 2013-11-19 |
| 7600572 | Drillable bridge plug | Douglas J. Lehr, Tommy J. Allen, Blake Cox, Donald W. Deel, Samuel Mark Zimmerman | 2009-10-13 |
| 7475736 | Self centralizing non-rotational slip and cone system for downhole tools | Douglas J. Lehr | 2009-01-13 |
| 7255178 | Drillable bridge plug | Douglas J. Lehr, Hubert Garrison, Tommy J. Allen, Blake Cox, Donald W. Deel +1 more | 2007-08-14 |
| 6708768 | Drillable bridge plug | Douglas J. Lehr | 2004-03-23 |
| 6708770 | Drillable bridge plug | Douglas J. Lehr | 2004-03-23 |
| 6578633 | Drillable bridge plug | Douglas J. Lehr | 2003-06-17 |
| 6491108 | Drillable bridge plug | Douglas J. Lehr | 2002-12-10 |