loadpatents
Patent applications and USPTO patent grants for Rosenhauch; Irwin.The latest application filed is for "method and apparatus for directional drilling".
Patent | Date |
---|---|
Apparatus for directional drilling Grant 8,381,839 - Rosenhauch February 26, 2 | 2013-02-26 |
Method and apparatus for directional drilling App 20120018218 - Rosenhauch; Irwin | 2012-01-26 |
Slip spool assembly and method of using same Grant 7,967,086 - McGuire , et al. June 28, 2 | 2011-06-28 |
Slip Spool Assembly And Method Of Using Same App 20100258294 - McGuire; Bob ;   et al. | 2010-10-14 |
Slip spool assembly and method of using same Grant 7,743,856 - McGuire , et al. June 29, 2 | 2010-06-29 |
Slip Spool Assembly and Method of Using Same App 20080196882 - McGuire; Bob ;   et al. | 2008-08-21 |
Slip spool assembly and method of using same Grant 7,392,864 - McGuire , et al. July 1, 2 | 2008-07-01 |
Slip spool assembly and method of using same App 20070012486 - McGuire; Bob ;   et al. | 2007-01-18 |
Downhole adjustable stabilizer Grant 5,293,945 - Rosenhauch , et al. March 15, 1 | 1994-03-15 |
Wellhead shearing apparatus Grant 4,341,264 - Cox , et al. July 27, 1 | 1982-07-27 |
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