Inventor · disambiguated record
Robert Folk
Also filed as: FOLK ROBERT · FOLK ROBERT ALDEN · FOLK ROBERT H · FOLK ROBERT H II
28 granted patents·11 pending applications·444 citations·filing 2002–2021
97Inventor score
Top patents by PatentIndex Score
39 records- 0195US8091582B2System and method for hydraulically managing fluid pressure downstream from a main valve between set pointsFOLK ROBERT·Filed 2007·Granted Jan 10, 2012·23 cites·18 claims
- 0294US9631443B2Apparatus for delivering drill pipe to a drill rigCOAX TECH INC·Filed 2013·Granted Apr 25, 2017·20 cites·23 claims
- 0393USD543833SSupport linkVARCO INT·Filed 2005·Granted Jun 5, 2007·60 cites·1 claims
- 0492US8550101B2System and method for hydraulically managing fluid pressure downstream from a main valve between set pointsFOLK ROBERT·Filed 2011·Granted Oct 8, 2013·21 cites·7 claims
- 0592US8276612B2System and method for hydraulically managing fluid pressure downstream from a main valveFOLK ROBERT·Filed 2011·Granted Oct 2, 2012·15 cites·5 claims
- 0692US7320374B2Wellbore top drive systemsVARCO INT·Filed 2005·Granted Jan 22, 2008·49 cites·14 claims
- 0789US10060202B2System and method for delivering a tubular pipe segment to a drill rig floorCOAX TECH INC·Filed 2016·Granted Aug 28, 2018·6 cites·18 claims
- 0888US9249896B2Control pilot valve apparatusCLA VAL CO·Filed 2014·Granted Feb 2, 2016·7 cites·19 claims
- 0988US9010371B2Anti-cavitation valve seatCLA VAL CO·Filed 2012·Granted Apr 21, 2015·9 cites·39 claims
- 1086US7152628B2Anti-cavitation valve assemblyFOLK ROBERT·Filed 2004·Granted Dec 26, 2006·35 cites·25 claims
- 1185US7231969B2Wellbore top drive power systems and methods of useVARCO INT·Filed 2004·Granted Jun 19, 2007·52 cites·19 claims
- 1285US7188686B2Top drive systemsVARCO INT·Filed 2004·Granted Mar 13, 2007·54 cites·30 claims
- 1383US8695630B2System and method for hydraulically managing fluid pressure downstream from a main valve between set pointsFOLK ROBERT·Filed 2011·Granted Apr 15, 2014·5 cites·19 claims
- 1478US10900300B2System and method for delivering a tubular pipe segment to a drill rig floorCOAX TECH INC·Filed 2018·Granted Jan 26, 2021·2 cites·9 claims
- 1569US10267105B2Apparatus for delivering drill pipe to a drill rigCOAX TECH INC·Filed 2017·Granted Apr 23, 2019·1 cites·18 claims
- 1669US7228913B2Tubular clamp apparatus for top drives and methods of useVARCO INT·Filed 2004·Granted Jun 12, 2007·24 cites·30 claims
- 1768US7222683B2Wellbore top drive systemsVARCO INT·Filed 2004·Granted May 29, 2007·25 cites·13 claims
- 1860US7862009B2Electric winch motorVICTORY RIG EQUIPMENT CORP·Filed 2006·Granted Jan 4, 2011·8 cites·4 claims
- 1958US11215411B2Induction heater and vaporizerELECTRIC HORSEPOWER INC·Filed 2017·Granted Jan 4, 2022·0 cites·29 claims
- 2056US2022120522A1Induction heater and vaporizerELECTRIC HORSEPOWER INC·Filed 2021·Application pending·0 cites
- 2155USD523210SBlock becket for use in a wellbore derrickVARCO INT·Filed 2004·Granted Jun 13, 2006·6 cites·1 claims
- 2254USD533196SGuard for derrick apparatusVARCO INT·Filed 2005·Granted Dec 5, 2006·6 cites·1 claims
- 2350USD532798SGuard for derrick apparatusVARCO INT·Filed 2005·Granted Nov 28, 2006·5 cites·1 claims
- 2449US2008251130A1System and method for hydraulically managing fluid pressure downstream from a main valveCLA VAL CO·Filed 2008·Application pending·0 cites
- 2548US2010071787A1System, including a variable orifice assembly, for hydraulically managing pressure in a fluid distribution system between pressure set pointsCLA VAL CO·Filed 2009·Application pending·0 cites
- 2648US2006136966A1Digital video recorder for recording missed program episodes and for resolving scheduling conflicts between programs to be recordedFOLK ROBERT H II·Filed 2004·Application pending·0 cites
- 2745US2005086321A1Apparatus and method for providing a virtual common hard disk recorder resourceFiled 2003·Application pending·0 cites
- 2844US2008181798A1Fluid pump driveVICTORY RIG EQUIPMENT CORP·Filed 2007·Application pending·0 cites
- 2943USD524833SAccess platform for a well top drive systemVARCO INT·Filed 2004·Granted Jul 11, 2006·5 cites·1 claims
- 3041USD523451SSupport link for wellbore apparatusVARCO INT·Filed 2004·Granted Jun 20, 2006·4 cites·1 claims
- 3140US2005262534A1System and method for providing scheduled live off disk recording for DVR devicesBONTEMPI RAYMOND C·Filed 2004·Application pending·0 cites
- 3239US10774939B2Valve with integral insert-cast seat and related methodCLA VAL CO·Filed 2018·Granted Sep 15, 2020·0 cites·24 claims
- 3339USD519136SSwivel body for a top drive in a wellbore derrickVARCO INT·Filed 2004·Granted Apr 18, 2006·2 cites·1 claims
- 3438US7699125B2Worm and collar drive drill rigVICTORY RIG EQUIPMENT CORP·Filed 2007·Granted Apr 20, 2010·0 cites·12 claims
- 3537USD524334SSwivel body for a well top drive systemVARCO INT·Filed 2004·Granted Jul 4, 2006·0 cites·1 claims
- 3637US2003142038A1Remote markup of a display device using a wireless internet appliance as an electronic canvasGEN INSTRUMENT CORP·Filed 2002·Application pending·0 cites
- 3734US2007139553A1Remote monitoring system and method responsive to a signal reaching a thresholdKISTER THOMAS F·Filed 2005·Application pending·0 cites
- 3831US2018172266A1Electric resistance heater system and light towerELECTRIC HORSEPOWER INC·Filed 2016·Application pending·0 cites
- 3930US2017254164A1Induction heater for drilling cuttings and other materials and methodELECTRIC HORSEPOWER INC·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →