Inventor · disambiguated record
Rudolf Carl Pessier
Also filed as: PESSIER RUDOLF C · PESSIER RUDOLF C O · PESSIER RUDOLF CARL · PESSIER RUDOLF CARL OTTO
109 granted patents·8 pending applications·4,542 citations·filing 1977–2021
99Inventor score
Top patents by PatentIndex Score
117 records- 0199US10385623B2Cutting elements for earth-boring tools and earth-boring tools including such cutting elementsBAKER HUGHES A GE CO LLC·Filed 2017·Granted Aug 20, 2019·17 cites·19 claims
- 0297US9376867B2Methods of drilling a subterranean bore holeBAKER HUGHES INC·Filed 2013·Granted Jun 28, 2016·22 cites·11 claims
- 0396US9428966B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methodsBAKER HUGHES INC·Filed 2013·Granted Aug 30, 2016·18 cites·16 claims
- 0496US8794356B2Shaped cutting elements on drill bits and other earth-boring tools, and methods of forming sameLYONS NICHOLAS J·Filed 2011·Granted Aug 5, 2014·31 cites·26 claims
- 0596US6408958B1Superabrasive cutting assemblies including cutters of varying orientations and drill bits so equippedBAKER HUGHES INC·Filed 2000·Granted Jun 25, 2002·212 cites·40 claims
- 0695US8505634B2Earth-boring tools having differing cutting elements on a blade and related methodsLYONS NICHOLAS J·Filed 2010·Granted Aug 13, 2013·28 cites·24 claims
- 0795US5467836AFixed cutter bit with shear cutting gageBAKER HUGHES INC·Filed 1994·Granted Nov 21, 1995·166 cites·24 claims
- 0893US8991525B2Earth-boring tools having cutting elements with cutting faces exhibiting multiple coefficients of friction, and related methodsBILEN JUAN MIGUEL·Filed 2012·Granted Mar 31, 2015·16 cites·15 claims
- 0993US7819208B2Dynamically stable hybrid drill bitBAKER HUGHES INC·Filed 2008·Granted Oct 26, 2010·48 cites·21 claims
- 1093US6332503B1Fixed cutter bit with chisel or vertical cutting elementsBAKER HUGHES INC·Filed 1998·Granted Dec 25, 2001·179 cites·14 claims
- 1193US5479997AEarth-boring bit with improved cutting structureBAKER HUGHES INC·Filed 1994·Granted Jan 2, 1996·139 cites·18 claims
- 1293US5311958AEarth-boring bit with an advantageous cutting structureBAKER HUGHES INC·Filed 1992·Granted May 17, 1994·152 cites·21 claims
- 1392US9074435B2Earth-boring tools having shaped cutting elementsSCOTT DANNY E·Filed 2011·Granted Jul 7, 2015·15 cites·12 claims
- 1492US5967247ASteerable rotary drag bit with longitudinally variable gage aggressivenessBAKER HUGHES INC·Filed 1997·Granted Oct 19, 1999·165 cites·21 claims
- 1591US10428590B2Cutting elements for earth-boring tools and earth-boring tools including such cutting elementsBAKER HUGHES A GE CO LLC·Filed 2016·Granted Oct 1, 2019·2 cites·20 claims
- 1691US10337255B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methodsBAKER HUGHES INC·Filed 2015·Granted Jul 2, 2019·4 cites·14 claims
- 1791US9482057B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methodsDIGIOVANNI ANTHONY A·Filed 2012·Granted Nov 1, 2016·9 cites·11 claims
- 1891US9243452B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methodsDIGIOVANNI ANTHONY A·Filed 2012·Granted Jan 26, 2016·16 cites·9 claims
- 1990US7845435B2Hybrid drill bit and method of drillingBAKER HUGHES INC·Filed 2008·Granted Dec 7, 2010·46 cites·34 claims
- 2090US6173797B1Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capabilityBAKER HUGHES INC·Filed 1998·Granted Jan 16, 2001·142 cites·29 claims
- 2190US5890552ASuperabrasive-tipped inserts for earth-boring drill bitsBAKER HUGHES INC·Filed 1997·Granted Apr 6, 1999·146 cites·57 claims
- 2290US5765653AReaming apparatus and method with enhanced stability and transition from pilot hole to enlarged bore diameterBAKER HUGHES INC·Filed 1996·Granted Jun 16, 1998·141 cites·48 claims
- 2389US9821437B2Earth-boring tools having cutting elements with cutting faces exhibiting multiple coefficients of friction, and related methodsBAKER HUGHES INC·Filed 2015·Granted Nov 21, 2017·5 cites·15 claims
- 2489US5655612AEarth-boring bit with shear cutting gageBAKER HUGHES INC·Filed 1995·Granted Aug 12, 1997·119 cites·6 claims
- 2589US5351768AEarth-boring bit with improved cutting structureBAKER HUGHES INC·Filed 1993·Granted Oct 4, 1994·100 cites·11 claims
- 2688US10066442B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methodsBAKER HUGHES INC·Filed 2016·Granted Sep 4, 2018·2 cites·20 claims
- 2788US9353575B2Hybrid drill bits having increased drilling efficiencyBAKER HUGHES INC·Filed 2012·Granted May 31, 2016·9 cites·22 claims
- 2888US8851207B2Earth-boring tools and methods of forming such earth-boring toolsGAVIA DAVID·Filed 2011·Granted Oct 7, 2014·11 cites·20 claims
- 2988US6328117B1Drill bit having a fluid course with chip breakerBAKER HUGHES INC·Filed 2000·Granted Dec 11, 2001·102 cites·22 claims
- 3088US5346026ARolling cone bit with shear cutting gageBAKER HUGHES INC·Filed 1993·Granted Sep 13, 1994·111 cites·18 claims
- 3188US4953641ATwo cone bit with non-opposite conesHUGHES TOOL CO·Filed 1989·Granted Sep 4, 1990·68 cites·6 claims
- 3287US9617792B2Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methodsBAKER HUGHES INC·Filed 2013·Granted Apr 11, 2017·3 cites·20 claims
- 3387US6098730AEarth-boring bit with super-hard cutting elementsBAKER HUGHES INC·Filed 1998·Granted Aug 8, 2000·96 cites·22 claims
- 3487US6050354ARolling cutter bit with shear cutting gageBAKER HUGHES INC·Filed 1997·Granted Apr 18, 2000·119 cites·18 claims
- 3586US9476259B2System and method for leg retention on hybrid bitsBAKER HUGHES INC·Filed 2015·Granted Oct 25, 2016·4 cites·13 claims
- 3686US9200483B2Earth-boring tools and methods of forming such earth-boring toolsBAKER HUGHES INC·Filed 2014·Granted Dec 1, 2015·8 cites·20 claims
- 3786US6290007B2Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capabilityBAKER HUGHES INC·Filed 2001·Granted Sep 18, 2001·68 cites·37 claims
- 3886US5697462AEarth-boring bit having improved cutting structureBAKER HUGHES INC·Filed 1996·Granted Dec 16, 1997·135 cites·23 claims
- 3986US4984643AAnti-balling earth boring bitHUGHES TOOL CO·Filed 1990·Granted Jan 15, 1991·97 cites·10 claims
- 4085US8191635B2Hole opener with hybrid reaming sectionBUSKE ROBERT J·Filed 2009·Granted Jun 5, 2012·22 cites·17 claims
- 4184US7343990B2Rotary rock bit with hardfacing to reduce cone erosionBAKER HUGHES INC·Filed 2006·Granted Mar 18, 2008·31 cites·16 claims
- 4284US6401844B1Cutter with complex superabrasive geometry and drill bits so equippedBAKER HUGHES INC·Filed 1998·Granted Jun 11, 2002·102 cites·72 claims
- 4383US10190366B2Hybrid drill bits having increased drilling efficiencyBAKER HUGHES INC·Filed 2016·Granted Jan 29, 2019·3 cites·20 claims
- 4482US8047307B2Hybrid drill bit with secondary backup cutters positioned with high side rake anglesBAKER HUGHES INC·Filed 2008·Granted Nov 1, 2011·21 cites·41 claims
- 4582US7647991B2Cutting structure for earth-boring bit to reduce trackingBAKER HUGHES INC·Filed 2007·Granted Jan 19, 2010·19 cites·20 claims
- 4682US6321862B1Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capabilityBAKER HUGHES INC·Filed 1998·Granted Nov 27, 2001·84 cites·63 claims
- 4782US5592995AEarth-boring bit having shear-cutting heel elementsBAKER HUGHES INC·Filed 1995·Granted Jan 14, 1997·100 cites·21 claims
- 4881US8678111B2Hybrid drill bit and design methodZAHRADNIK ANTON F·Filed 2008·Granted Mar 25, 2014·18 cites·46 claims
- 4981US8448724B2Hole opener with hybrid reaming sectionBUSKE ROBERT J·Filed 2009·Granted May 28, 2013·20 cites·17 claims
- 5080US10370911B2Methods and systems for drilling boreholes in earth formationsBAKER HUGHES INC·Filed 2016·Granted Aug 6, 2019·4 cites·18 claims
Showing the top 50 of 117 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Rudolf Carl Pessier files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →