Wenzel; Kenneth H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wenzel; Kenneth H..The latest application filed is for "apparatus for keeping a downhole drilling tool vertically aligned".
- Wenzel; Kenneth H. - Edmonton N/A CA
| Patent | Date |
|---|---|
| Apparatus for keeping a downhole drilling tool vertically aligned Grant 9,243,454 - Wenzel January 26, 2 | 2016-01-26 |
| Bearing assembly Grant 9,115,752 - Wenzel August 25, 2 | 2015-08-25 |
| Apparatus for Keeping a Downhole Drilling Tool Vertically Aligned App 20140131112 - Wenzel; Kenneth H. | 2014-05-15 |
| Diamond Bearing Assembly App 20130004106 - WENZEL; Kenneth H. | 2013-01-03 |
| Bearing Assembly App 20130004105 - WENZEL; Kenneth H. | 2013-01-03 |
| Bearing assembly for use in earth drilling Grant 8,215,841 - Wenzel July 10, 2 | 2012-07-10 |
| Method Of Fabricating A Drive Shaft For Earth Drilling Motor And A Drive Shaft App 20100313692 - WENZEL; Kenneth H. | 2010-12-16 |
| Bearing Assembly For Use In Earth Drilling App 20100215301 - WENZEL; Kenneth H. | 2010-08-26 |
| Apparatus for keeping a down hole drilling tool vertically aligned Grant 7,717,197 - Wenzel May 18, 2 | 2010-05-18 |
| Apparatus For Keeping A Down Hole Drilling Tool Vertically Aligned App 20090114451 - Wenzel; Kenneth H. | 2009-05-07 |
| Sealed bearing assembly used in earth drilling Grant 5,377,771 - Wenzel January 3, 1 | 1995-01-03 |
| Adjustable bent housing Grant 5,343,966 - Wenzel , et al. September 6, 1 | 1994-09-06 |
| Orientatable adjustable bent sub Grant 5,094,305 - Wenzel March 10, 1 | 1992-03-10 |
| Adjustable bent sub Grant 4,813,497 - Wenzel * March 21, 1 | 1989-03-21 |
| Downhole motor drive shaft universal joint assembly Grant 4,772,246 - Wenzel September 20, 1 | 1988-09-20 |
| Adjustable bent sub Grant 4,745,982 - Wenzel May 24, 1 | 1988-05-24 |
| Downhole drill bit drive apparatus Grant 4,683,964 - Wenzel August 4, 1 | 1987-08-04 |
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