Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8720559 | Cementing method and apparatus for use with running string having an obstruction | Robert Harris, Carl Diller, John Milne | 2014-05-13 |
| 8307898 | Method and apparatus for cementing a liner in a borehole using a tubular member having an obstruction | Robert Harris | 2012-11-13 |
| 8220544 | Cementing with electric line coiled tubing | Robert Harris | 2012-07-17 |
| 7941594 | SDRAM sharing using a control surrogate | — | 2011-05-10 |
| 5988278 | Using a horizontal circular wellbore to improve oil recovery | — | 1999-11-23 |