Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11629564 | Retrievable seal guide | Robert Harris, Candice English, John Milne | 2023-04-18 |
| 11506010 | High expansion wedge | Robert Harris, Candice English, John Milne | 2022-11-22 |
| 10307900 | Quick connect liner latch system assembly oil well production liner insertion with wire line | Robert Harris, Candice English | 2019-06-04 |
| 9797210 | Milling-drilling section billet and anchoring device | Robert Harris, Candice English, John Milne | 2017-10-24 |
| 9435181 | Retrievable gas lift valve system | Robert Harris, John Milne, Candice English | 2016-09-06 |
| 8910721 | Method of use of a quick connect liner latch system for use with oil well production liner insertion with wire line | Robert Harris, Candice English | 2014-12-16 |
| 8720559 | Cementing method and apparatus for use with running string having an obstruction | Mark Johnson, Robert Harris, John Milne | 2014-05-13 |
| 8505622 | Conical deflection wedge system for oil and gas wells and the method of use thereof | Robert Harris, Candice English | 2013-08-13 |