Picha; Mark Gregory
Patent Applications and Registrations
Patent applications and USPTO patent grants for Picha; Mark Gregory.The latest application filed is for "thermal processes for subsurface formations".
- Picha; Mark Gregory - Houston TX
| Patent | Date |
|---|---|
| Thermal processes for subsurface formations Grant 7,942,203 - Vinegar , et al. May 17, 2 | 2011-05-17 |
| Thermal Processes For Subsurface Formations App 20100181066 - Vinegar; Harold J. ; et al. | 2010-07-22 |
| Thermal processes for subsurface formations Grant 7,640,980 - Vinegar , et al. January 5, 2 | 2010-01-05 |
| Thermal processes for subsurface formations App 20090071647 - Vinegar; Harold J. ; et al. | 2009-03-19 |
| Thermal processes for subsurface formations Grant 7,360,588 - Vinegar , et al. April 22, 2 | 2008-04-22 |
| Thermal processes for subsurface formations App 20070131411 - Vinegar; Harold J. ; et al. | 2007-06-14 |
| Thermal processes for subsurface formations Grant 7,121,342 - Vinegar , et al. October 17, 2 | 2006-10-17 |
| Thermal processes for subsurface formations App 20050051327 - Vinegar, Harold J. ; et al. | 2005-03-10 |
| Forming wellbores using acoustic methods App 20040144541 - Picha, Mark Gregory ; et al. | 2004-07-29 |
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