Issued Patents All Time
Showing 26–50 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161241 | Reverse flow sleeve actuation method | Philip M. Snider | 2018-12-25 |
| 10138725 | Hydraulic delay toe valve system and method | Kevin R. George, Philip M. Snider | 2018-11-27 |
| 9840900 | Process for inhibiting flow of fracturing fluid in an offset wellbore | Philip M. Snider | 2017-12-12 |
| 9803455 | Constant entrance hole perforating gun system and method | Wenbo Yang, Philip M. Snider, John T. Hardesty | 2017-10-31 |
| 9765601 | Constant entrance hole perforating gun system and method | Wenbo Yang, Philip M. Snider, John T. Hardesty | 2017-09-19 |
| 9752406 | Wellbore plug isolation system and method | John T. Hardesty, Philip M. Snider | 2017-09-05 |
| 9725993 | Constant entrance hole perforating gun system and method | Wenbo Yang, Philip M. Snider, John T. Hardesty | 2017-08-08 |
| 9702222 | Reverse flow multiple tool system and method | John T. Hardesty, Philip M. Snider | 2017-07-11 |
| 9689232 | Reverse flow actuation apparatus and method | John T. Hardesty, Kevin R. George, Raymond C. Shaffer, Michael D. Wroblicky, Dennis Roessler +2 more | 2017-06-27 |
| 9650866 | Hydraulic delay toe valve system and method | Kevin R. George, James A. Rollins, John T. Hardesty | 2017-05-16 |
| 9644460 | Method for the enhancement of injection activities and stimulation of oil and gas production | Matthew Robert George Bell, Nathan G. Clark, John T. Hardesty | 2017-05-09 |
| 9617826 | Reverse flow catch-and-engage tool and method | Dennis Roessler, Kevin R. George, Varun Garg, John T. Hardesty, Raymond C. Shaffer +1 more | 2017-04-11 |
| 9611721 | Reverse flow sleeve actuation method | Philip M. Snider | 2017-04-04 |
| 9562421 | Limited entry phased perforating gun system and method | John T. Hardesty, Nathan G. Clark, James A. Rollins | 2017-02-07 |
| 9273535 | Hydraulic flow restriction tube time delay system and method | Kevin R. George, Philip M. Snider, John T. Hardesty, Michael D. Wroblicky, James A. Rollins +2 more | 2016-03-01 |
| 9243472 | Wellbore plug isolation system and method | Philip M. Snider, Kevin R. George, John T. Hardesty, Michael D. Wroblicky, Nathan G. Clark +1 more | 2016-01-26 |
| 9121247 | Method and apparatus for establishing injection into a cased bore hole using a time delay toe injection apparatus | Kevin R. George, James A. Rollins | 2015-09-01 |
| 9121252 | Method and apparatus for establishing injection into a cased bore hole using a time delay toe injection apparatus | Kevin R. George, James A. Rollins | 2015-09-01 |
| 9115572 | Externally-orientated internally-corrected perforating gun system and method | John T. Hardesty, Nathan G. Clark, James A. Rollins | 2015-08-25 |
| 9080431 | Method for perforating a wellbore in low underbalance systems | Matthew Robert George Bell, Nathan G. Clark, John T. Hardesty | 2015-07-14 |
| 9062543 | Wellbore plug isolation system and method | Philip M. Snider, Kevin R. George, John T. Hardesty, Michael D. Wroblicky, Nathan G. Clark +1 more | 2015-06-23 |
| 8726995 | Method for the enhancement of dynamic underbalanced systems and optimization of gun weight | Matthew Robert George Bell, Nathan G. Clark, John T. Hardesty | 2014-05-20 |
| 8684084 | Method and apparatus for selective down hole fluid communication | Kevin R. George, Philip M. Snider | 2014-04-01 |
| 8540027 | Method and apparatus for selective down hole fluid communication | Kevin R. George, Philip M. Snider | 2013-09-24 |
| 8245770 | Method for perforating failure-prone formations | Matthew Robert George Bell, Nathan G. Clark, John T. Hardesty | 2012-08-21 |