Inventor · disambiguated record
Mark Ulrich
Also filed as: ULRICH MARK · ULRICH MARK A · ULRICH MARK ANDREW
26 granted patents·6 pending applications·494 citations·filing 1996–2020
96Inventor score
Top patents by PatentIndex Score
32 records- 0195US6229126B1Induction heating system with a flexible coilILLINOIS TOOL WORKS·Filed 1998·Granted May 8, 2001·82 cites·26 claims
- 0294US6265701B1Method and apparatus for inductive preheating and welding along a weld pathILLINOIS TOOL WORKS·Filed 2000·Granted Jul 24, 2001·109 cites·18 claims
- 0392US10722969B2Energy conservation system, method, and apparatus for use with welding equipmentILLINOIS TOOL WORKS·Filed 2015·Granted Jul 28, 2020·4 cites·13 claims
- 0490US9227262B2Power source for reducing electromagnetic interference and power consumptionILLINOIS TOOL WORKS·Filed 2013·Granted Jan 5, 2016·8 cites·20 claims
- 0586US7015439B1Method and system for control of on-site induction heatingILLINOIS TOOL WORKS·Filed 2001·Granted Mar 21, 2006·38 cites·28 claims
- 0685US6347025B1Ground fault protection method and apparatusILLINOIS TOOL WORKS·Filed 2000·Granted Feb 12, 2002·38 cites·28 claims
- 0785US6316755B1Method and apparatus for producing power for an induction heating systemILLINOIS TOOL WORKS·Filed 2000·Granted Nov 13, 2001·29 cites·7 claims
- 0883US6346690B1Induction heating system with a flexible coilILLINOIS TOOL WORKS·Filed 2000·Granted Feb 12, 2002·31 cites·8 claims
- 0983US6124581AMethod and apparatus for producing power for an induction heating sourceILLINOIS TOOL WORKS·Filed 1997·Granted Sep 26, 2000·47 cites·21 claims
- 1082US8038931B1On-site induction heating apparatusILLINOIS TOOL WORKS·Filed 2001·Granted Oct 18, 2011·29 cites·6 claims
- 1174US12454021B2Energy conservation system, method, and apparatus for use with welding equipmentILLINOIS TOOL WORKS·Filed 2020·Granted Oct 28, 2025·0 cites·20 claims
- 1274US7122770B2Apparatus for delivery of induction heating to a workpieceILLINOIS TOOL WORKS·Filed 2004·Granted Oct 17, 2006·15 cites·30 claims
- 1370US8502106B2Welding system and method having power controller with workpiece sensorULRICH MARK·Filed 2006·Granted Aug 6, 2013·6 cites·15 claims
- 1470US6727483B2Method and apparatus for delivery of induction heating to a workpieceILLINOIS TOOL WORKS·Filed 2001·Granted Apr 27, 2004·12 cites·42 claims
- 1568US10843287B2Power source for reducing electromagnetic interference and power consumptionILLINOIS TOOL WORKS·Filed 2018·Granted Nov 24, 2020·0 cites·18 claims
- 1668US9318884B2Induction heating wire insulation heating and removalULRICH MARK ANDREW·Filed 2012·Granted Apr 19, 2016·3 cites·15 claims
- 1768US6683286B2Method and apparatus for producing power for induction heating with bus bars comprised of platesILLINOIS TOOL WORKS·Filed 2001·Granted Jan 27, 2004·10 cites·20 claims
- 1862US9919377B2Power source for reducing electromagnetic interference and power consumptionILLINOIS TOOL WORKS·Filed 2016·Granted Mar 20, 2018·0 cites·20 claims
- 1961US7452171B2Welding studILLINOIS TOOL WORKS·Filed 2003·Granted Nov 18, 2008·8 cites·29 claims
- 2056US10626890B2Hydraulic lock and method for a hydraulic systemBOEING CO·Filed 2018·Granted Apr 21, 2020·1 cites·20 claims
- 2152US11536776B2Methods and apparatus for servicing welding equipmentILLINOIS TOOL WORKS·Filed 2019·Granted Dec 27, 2022·0 cites·20 claims
- 2252US7714252B2System and method for a temperature dependent duty cycle within a welding-type apparatusILLINOIS TOOL WORKS·Filed 2004·Granted May 11, 2010·4 cites·32 claims
- 2351US2008035727A1Welding inventory tracking, storing, and distribution systemSTANZEL DAVID A·Filed 2006·Application pending·0 cites
- 2449US7282661B2Apparatus for detecting connection of a welded stud to a stud welding gunILLINOIS TOOL WORKS·Filed 2004·Granted Oct 16, 2007·5 cites·20 claims
- 2547US5809110ATechnique of controlling telephone callsDIALOGIC CORP·Filed 1996·Granted Sep 15, 1998·14 cites·10 claims
- 2645US7893382B2Stud welderILLINOIS TOOL WORKS·Filed 2003·Granted Feb 22, 2011·1 cites·27 claims
- 2744US10443932B2Refrigerant vent rectifier and efficiency boosterWHITNEY MARK·Filed 2016·Granted Oct 15, 2019·0 cites·4 claims
- 2843US2008006613A1Short resistant welderULRICH MARK·Filed 2006·Application pending·0 cites
- 2939US2007295699A1Multi-level welding position controllerULRICH MARK·Filed 2006·Application pending·0 cites
- 3035US2004084443A1Method and apparatus for induction heating of a wound coreFiled 2002·Application pending·0 cites
- 3134US2001025847A1Method and apparatus for weldingILLINOIS TOOL WORKS·Filed 2001·Application pending·0 cites
- 3231US2018339357A1Wire feederILLINOIS TOOL WORKS·Filed 2017·Application pending·0 cites
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