Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711603 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2020-07-14 |
| 10594068 | Retention of electrical spring contacts for wet connection of down-hole tool components | — | 2020-03-17 |
| 10449074 | Striped sheaths for medical devices | Jill McCoy | 2019-10-22 |
| 10433996 | Striped sheaths for medical devices | Jill McCoy | 2019-10-08 |
| 10113383 | Positive retention lock ring for tubing hanger | Rick C. Hunter | 2018-10-30 |
| 9364361 | Striped sheaths for medical devices | Jill McCoy | 2016-06-14 |
| 9163739 | High temperature coating resistant to damage from decompression | Rick C. Hunter | 2015-10-20 |
| 8870186 | Seal assembly for a casing hanger | Chau Hoang, William R. Moore, Karl A. Parfrey, Clayton Griffin | 2014-10-28 |
| 8851185 | Dual metal seal system | — | 2014-10-07 |
| 8720586 | Hybrid seal | — | 2014-05-13 |
| 8668021 | Energizing ring nose profile and seal entrance | — | 2014-03-11 |
| 8636064 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2014-01-28 |
| 8631878 | Wellhead annulus seal assembly and method of using same | — | 2014-01-21 |
| 8336622 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2012-12-25 |
| 8118097 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2012-02-21 |
| 8056625 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2011-11-15 |
| 7367392 | Wellbore apparatus with sliding shields | Jean Pierre Masson, Fernando Garcia-Osuna, Harold Pfutzner, Alain Dumont, Tetsuya Tanaka | 2008-05-06 |
| 7367394 | Formation evaluation while drilling | Steven G. Villareal, Reinhart Ciglenec, Michael J. Stucker | 2008-05-06 |