Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11993986 | System, method and apparatus for a protection clamp for pipe | — | 2024-05-28 |
| 11346159 | Ruggedized bidirectional cutting system | — | 2022-05-31 |
| 10590717 | Centralizer system | Alf K. Sevre, Pierre Rene Cortes | 2020-03-17 |
| 10364619 | Integral electrically isolated centralizer and swell packer system | — | 2019-07-30 |
| 10053925 | Centralizer system | Alf K. Sevre, Pierre Rene Cortes | 2018-08-21 |
| 9611715 | Isolation liner incorporating a drill pipe with swell packers | — | 2017-04-04 |
| 9562401 | Drilling rig with mini-stabilizer tool | — | 2017-02-07 |
| 9470048 | Bidirectional stabilizer with impact arrestors | Betty A. Eastup-Smith | 2016-10-18 |
| 9428963 | Bidirectional stabilizer with impact arrestors and blades with wrap angles | Betty A. Eastup-Smith | 2016-08-30 |
| 9328566 | End ring for use with frac tubulars | Betty A. Eastup-Smith | 2016-05-03 |
| 9316056 | Drilling rig with bidirectional dual eccentric reamer | — | 2016-04-19 |
| 9297209 | Bidirectional stabilizer | Betty A. Eastup-Smith | 2016-03-29 |
| 9273519 | Downhole dual cutting reamer | — | 2016-03-01 |
| 9267352 | Swell packer with end rings and cutters | — | 2016-02-23 |
| 9151119 | Bidirectional dual eccentric reamer | — | 2015-10-06 |
| 9145746 | Mini-stabilizer tool | — | 2015-09-29 |
| 8739865 | Flanged end ring for use with swell packers | Betty A. Eastup-Smith | 2014-06-03 |
| 8640770 | End ring for use with swell packers | Betty A. Eastup-Smith | 2014-02-04 |
| 8607900 | Downhole tool engaging a tubing string between a drill bit and tubular for reaming a wellbore | — | 2013-12-17 |
| 8353355 | Drill string/annulus sealing with swellable materials | Alan B. Webb, Vijay Karode, Karl Michael Tunstall | 2013-01-15 |
| 7823649 | System and method for plugging a side pocket mandrel using a swelling plug | Clifford D. Brown, Robert Warren | 2010-11-02 |
| 7035778 | Method of assaying downhole occurrences and conditions | William A. Goldman | 2006-04-25 |
| 6536192 | Drill bit packages and methods | William W. King, William C. Saxman, Jeffery Peck, James Dahlem, Karl Knecht +3 more | 2003-03-25 |
| 6374926 | Method of assaying downhole occurrences and conditions | William A. Goldman | 2002-04-23 |
| 6131673 | Method of assaying downhole occurrences and conditions | William A. Goldman | 2000-10-17 |