Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9022130 | Downhole valve tool and method of use | — | 2015-05-05 |
| 8955584 | Drill string mounted rotatable tool and cleaning method | — | 2015-02-17 |
| 8869884 | Diverter cup assembly | — | 2014-10-28 |
| 8844622 | Wellbore cleaning method and apparatus | — | 2014-09-30 |
| 8689877 | Downhole tool | James Linklater, James Edward Atkins | 2014-04-08 |
| 8684074 | Work string mounted cleaning tool and assembly method | James Edward Atkins, James Linklater | 2014-04-01 |
| 8672035 | Downhole tool of high pressure operating cycle capability | — | 2014-03-18 |
| 8672025 | Downhole debris removal tool | John C. Wolf, James Edward Atkins | 2014-03-18 |
| 8408307 | Wellbore cleaning method and apparatus | — | 2013-04-02 |
| 8388256 | Clamp | James Edward Atkins, Edward D. Scott | 2013-03-05 |
| 8356670 | Ball seat assembly and method of controlling fluid flow through a hollow body | — | 2013-01-22 |
| 8307902 | Downhole flow control tool and method | — | 2012-11-13 |
| 7992636 | Device and method for retrieving debris from a well | — | 2011-08-09 |
| 7870897 | Dual function cleaning tool | — | 2011-01-18 |
| 7735547 | Wellbore cleaning tool and method | — | 2010-06-15 |
| 7681650 | Valve seat | Edward D. Scott | 2010-03-23 |
| 7665545 | Pressure controlled downhole operations | — | 2010-02-23 |
| 7654316 | Downhole connector | — | 2010-02-02 |
| 7628213 | Multi-cycle downhole tool with hydraulic damping | — | 2009-12-08 |
| 7559374 | Dual function cleaning tool | — | 2009-07-14 |
| 7530400 | Downhole tool for selectively catching balls in a well bore | — | 2009-05-12 |
| 7510016 | Packer | — | 2009-03-31 |
| 7500526 | Downhole tool | — | 2009-03-10 |
| 7497260 | Junk removal tool | — | 2009-03-03 |
| 7441607 | Circulation tool | — | 2008-10-28 |