Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10107076 | Downhole tools, systems and methods of using | William Sloane Muscroft | 2018-10-23 |
| 8141642 | Fill up and circulation tool and mudsaver valve | Delaney Michael Olstad, Russell W. Thompson, Jim Hollingsworth, Doyle Frederic Boutwell, Jr., Michael Hayes +2 more | 2012-03-27 |