Pessier; Rudolf C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pessier; Rudolf C..The latest application filed is for "hybrid drill bits having increased drilling efficiency".
- Pessier; Rudolf C. - Houston TX
- Pessier; Rudolf C. - The Woodlands TX
- Pessier; Rudolf C. - Galveston TX US
| Patent | Date |
|---|---|
| Hybrid drill bits having increased drilling efficiency Grant 10,190,366 - Zahradnik , et al. Ja | 2019-01-29 |
| Hybrid drill bits Grant 10,072,462 - Zahradnik , et al. September 11, 2 | 2018-09-11 |
| Hybrid drill bit Grant 9,670,736 - Zahradnik , et al. June 6, 2 | 2017-06-06 |
| System and method for leg retention on hybrid bits Grant 9,476,259 - Ricks , et al. October 25, 2 | 2016-10-25 |
| Hybrid Drill Bits Having Increased Drilling Efficiency App 20160251902 - ZAHRADNIK; Anton F. ; et al. | 2016-09-01 |
| Hybrid Drill Bits App 20160230467 - Zahradnik; Anton F. ; et al. | 2016-08-11 |
| Hybrid drill bits having increased drilling efficiency Grant 9,353,575 - Zahradnik , et al. May 31, 2 | 2016-05-31 |
| System And Method For Leg Retention On Hybrid Bits App 20150197992 - RICKS; Gregory L. ; et al. | 2015-07-16 |
| Turbine driven reaming bit with profile limiting torque fluctuation Grant 9,080,390 - Ersan , et al. July 14, 2 | 2015-07-14 |
| System and method for adjusting roller cone profile on hybrid bit Grant 8,978,786 - Nguyen , et al. March 17, 2 | 2015-03-17 |
| Turbine driven reaming bit with blades and cutting structure extending into concave nose Grant 8,978,787 - Ersan , et al. March 17, 2 | 2015-03-17 |
| Turbine driven reaming bit with stability and cutting efficiency features Grant 8,973,685 - Ersan , et al. March 10, 2 | 2015-03-10 |
| Graph to analyze drilling parameters Grant 8,854,373 - Pessier , et al. October 7, 2 | 2014-10-07 |
| Hybrid Drill Bit App 20140151131 - Zahradnik; Anton F. ; et al. | 2014-06-05 |
| Hybrid Drill Bits Having Increased Drilling Efficiency App 20130313021 - Zahradnik; Anton F. ; et al. | 2013-11-28 |
| Turbine Driven Reaming Bit with Profile Limiting Torque Fluctuation App 20130180781 - Ersan; Silvino M. ; et al. | 2013-07-18 |
| Turbine Driven Reaming Bit with Stability and Cutting Efficiency Features App 20130180783 - Ersan; Silvino M. ; et al. | 2013-07-18 |
| Hybrid drill bit Grant 8,459,378 - Zahradnik , et al. June 11, 2 | 2013-06-11 |
| Hole opener with hybrid reaming section Grant 8,448,724 - Buske , et al. May 28, 2 | 2013-05-28 |
| Hole opener with hybrid reaming section and method of making Grant 8,347,989 - Buske , et al. January 8, 2 | 2013-01-08 |
| Graph To Analyze Drilling Parameters App 20120287134 - Pessier; Rudolf C. ; et al. | 2012-11-15 |
| System And Method For Leg Retention On Hybrid Bits App 20120205160 - Ricks; Gregory L. ; et al. | 2012-08-16 |
| Hole opener with hybrid reaming section Grant 8,191,635 - Buske , et al. June 5, 2 | 2012-06-05 |
| System And Method For Adjusting Roller Cone Profile On Hybrid Bit App 20120111638 - NGUYEN; Don Q. ; et al. | 2012-05-10 |
| Early Wear Detection App 20110290560 - Buske; Robert J. ; et al. | 2011-12-01 |
| Cutting structure for earth-boring bit to reduce tracking Grant RE42,445 - Felderhoff , et al. June 14, 2 | 2011-06-14 |
| Hole Opener With Hybrid Reaming Section App 20110079441 - Buske; Robert J. ; et al. | 2011-04-07 |
| Hole Opener With Hybrid Reaming Section App 20110079442 - Buske; Robert J. ; et al. | 2011-04-07 |
| Hole Opener With Hybrid Reaming Section App 20110079440 - Buske; Robert J. ; et al. | 2011-04-07 |
| Hole Opener With Hybrid Reaming Section App 20110079443 - Buske; Robert J. ; et al. | 2011-04-07 |
| Hybrid Drill Bit App 20100288561 - Zahradnik; Anton F. ; et al. | 2010-11-18 |
| Hybrid Drill Bit With High Pilot-to-journal Diameter Ratio App 20100155146 - Nguyen; Don Q. ; et al. | 2010-06-24 |
| Cutting structure for earth-boring bit to reduce tracking Grant 7,647,991 - Felderhoff , et al. January 19, 2 | 2010-01-19 |
| Wide groove roller cone bit Grant 7,628,230 - Pessier , et al. December 8, 2 | 2009-12-08 |
| Low projection inserts for rock bits Grant 7,600,590 - Felderhoff , et al. October 13, 2 | 2009-10-13 |
| Rotary rock bit with hardfacing to reduce cone erosion Grant 7,343,990 - Pessier , et al. March 18, 2 | 2008-03-18 |
| Rotary rock bit with hardfacing to reduce cone erosion App 20070284151 - Pessier; Rudolf C. ; et al. | 2007-12-13 |
| Cutting Structure for Earth-Boring Bit to Reduce Tracking App 20070272447 - Felderhoff; Floyd ; et al. | 2007-11-29 |
| Bit gage hardfacing Grant 7,240,746 - Overstreet , et al. July 10, 2 | 2007-07-10 |
| Low projection inserts for rock bits App 20070034415 - Felderhoff; Floyd C. ; et al. | 2007-02-15 |
| Bit gage hardfacing App 20060060387 - Overstreet; James L. ; et al. | 2006-03-23 |
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