Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11732574 | Permanent or removable positioning apparatus and method for downhole tool operations | Michael C. Robertson, Douglas J. Streibich, Marcelo Laxalt, Antony F. Grattan | 2023-08-22 |
| 11078777 | Permanent or removable positioning apparatus and method for downhole tool operations | Michael C. Robertson, Douglas J. Streibich, Marcelo Laxalt, Antony F. Grattan | 2021-08-03 |
| 10801286 | Tool positioning and latching system | Michael C. Robertson, Douglas J. Streibich | 2020-10-13 |
| 10689932 | Casing removal tool and methods of use for well abandonment | Michael C. Robertson, Douglas J. Streibich, Antony F. Grattan | 2020-06-23 |
| 10472913 | Apparatus and methods for overcoming an obstruction in a wellbore | Michael C. Robertson, Douglas J. Streibich | 2019-11-12 |
| 10465500 | Permanent or removable positioning apparatus and method for downhole tool operations | Michael C. Robertson, Douglas J. Streibich | 2019-11-05 |
| 10392888 | Centralizing and protective adapter for downhole torch and method of use | Michael C. Robertson, Antony F. Grattan, Douglas J. Streibich, Amy C. Stephens, Cory L. Huggins | 2019-08-27 |
| 9945197 | Tool positioning and latching system | Michael C. Robertson, Douglas J. Streibich | 2018-04-17 |
| 9863235 | Permanent or removable positioning apparatus and method for downhole tool operations | Michael C. Robertson, Douglas J. Streibich | 2018-01-09 |
| 9580984 | Apparatus and methods for overcoming an obstruction in a wellbore | Michael C. Robertson, Douglas J. Streibich | 2017-02-28 |
| 9416609 | Tool positioning and latching system | Michael C. Robertson, Douglas J. Streibich | 2016-08-16 |
| 9388684 | Modulated formation perforating apparatus and method for fluidic jetting, drilling services or other formation penetration requirements | Michael C. Robertson, Douglas J. Streibich | 2016-07-12 |
| 9267346 | Systems and methods for monitoring a wellbore and actuating a downhole device | Michael C. Robertson, Douglas J. Streibich, Daniel Jumper | 2016-02-23 |
| 8616293 | Tool positioning and latching system | Michael C. Robertson, Douglas J. Streibich | 2013-12-31 |
| 8336612 | Severing of downhole tubing with associated cable | Michael C. Robertson | 2012-12-25 |
| 8020619 | Severing of downhole tubing with associated cable | Michael C. Robertson | 2011-09-20 |