Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982139 | Passive spacer system | Christopher J. Saunders, Andrew Ian McKenzie, Justin Benjamin Kinney | 2024-05-14 |
| 11814911 | Passive tubular connection guide | Christopher J. Saunders | 2023-11-14 |
| 11814912 | Washpipe seal assembly | — | 2023-11-14 |
| 11307114 | Pressure-based flaw detection | — | 2022-04-19 |
| 10081110 | Self-aligning pipe gripping assembly and method of making and using the same | Preston R. Fox, Lawrence E. Wells | 2018-09-25 |
| 9452535 | Self-aligning pipe gripping assembly and method of making and using the same | Preston R. Fox, Lawrence E. Wells | 2016-09-27 |
| 8448320 | Clamp apparatus for threadedly connected tubulars | Ronald W. Yater, Lawrence E. Wells, Cliff Swiontek, Howard Ervin | 2013-05-28 |
| 7784834 | Clamp apparatus for threadedly connected tubulars | Ronald W. Yater, Lawrence E. Wells, Cliff Swiontek, Howard Ervin | 2010-08-31 |
| 7735565 | Dual-saddle ear support apparatus | Lawrence E. Wells, James E. Lynch, Guy L. McClung, III | 2010-06-15 |
| 7665530 | Tubular grippers and top drive systems | Lawrence E. Wells | 2010-02-23 |
| 7472762 | Top drive oil flow path seals | Bastiaan De Jong | 2009-01-06 |
| 7313986 | Tubular-drill bit connect/disconnect apparatus | Preston R. Fox | 2008-01-01 |
| 7188547 | Tubular connect/disconnect apparatus | Preston R. Fox | 2007-03-13 |
| 7062991 | Tubular connect/disconnect apparatus | Preston R. Fox | 2006-06-20 |
| 5469583 | Strap lock buckle | Tom Akeley | 1995-11-28 |