Wenzel; William Ray
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wenzel; William Ray.The latest application filed is for "stabilized down hole drilling motor".
- Wenzel; William Ray - Edmonton Alberta CA
| Patent | Date |
|---|---|
| Stabilized down hole drilling motor Grant 7,299,886 - Wenzel November 27, 2 | 2007-11-27 |
| Stabilized down hole drilling motor App 20060191720 - Wenzel; William Ray | 2006-08-31 |
| Method of stabilizing a downhole drilling motor and a downhole drilling motor App 20050045381 - Wenzel, William Ray | 2005-03-03 |
| Mudsaver valve with retrievable inner sleeve Grant 6,732,819 - Wenzel May 11, 2 | 2004-05-11 |
| Mudsaver valve with retrievable inner sleeve App 20030102131 - Wenzel, William Ray | 2003-06-05 |
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