Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400512 | Method of using a top drive system | Karsten Heidecke, Joseph Ross Rials, Raleigh Fisher | 2019-09-03 |
| 9528326 | Method of using a top drive system | Karsten Heidecke, Joseph Ross Rials, Raleigh Fisher | 2016-12-27 |
| 8727021 | Top drive system | Karsten Heidecke, Joseph Ross Rials, Raleigh Fisher | 2014-05-20 |
| 8210268 | Top drive system | Karsten Heidecke, Joseph Ross Rials, Raleigh Fisher | 2012-07-03 |
| 8141642 | Fill up and circulation tool and mudsaver valve | Russell W. Thompson, Russell L Morgan, Jim Hollingsworth, Doyle Frederic Boutwell, Jr., Michael Hayes +2 more | 2012-03-27 |
| 7926577 | Methods and apparatus for supporting tubulars | Benson Thomas, Karsten Heidecke, Michael Hayes, Doyle Frederic Boutwell, Jr. | 2011-04-19 |