Assignee
ILLINOIS TOOL WORKS
US·6,666 granted patents·1,681 pending applications·108,234 citations·filing 1973–2025
Top patents by PatentIndex Score
8,347 records- 0199US10427239B2Systems and methods for tracking weld training arc parametersILLINOIS TOOL WORKS·Filed 2016·Granted Oct 1, 2019·21 cites·24 claims
- 0299US9724787B2System and method of monitoring a welding environmentILLINOIS TOOL WORKS·Filed 2015·Granted Aug 8, 2017·70 cites·20 claims
- 0399US7838797B2Fuel saving engine driven welding-type device and method of useILLINOIS TOOL WORKS·Filed 2005·Granted Nov 23, 2010·41 cites·20 claims
- 0499US6848759B2Self-closing slide mechanism with dampingILLINOIS TOOL WORKS·Filed 2003·Granted Feb 1, 2005·170 cites·16 claims
- 0599US6618910B1Cord clampILLINOIS TOOL WORKS·Filed 2000·Granted Sep 16, 2003·150 cites·13 claims
- 0699US6329636B1Method and apparatus for receiving a universal input voltage in a welding plasma or heating power sourceILLINOIS TOOL WORKS·Filed 2000·Granted Dec 11, 2001·142 cites·36 claims
- 0799US6212857B1Slide-zipper assembly, method of attaching slide-zipper assembly to thermoplastic film, and method of making slide-zippered packagesILLINOIS TOOL WORKS·Filed 1999·Granted Apr 10, 2001·157 cites·21 claims
- 0898US12168269B2Systems and methods to select weld parameters based on thermal, electrical, and/or chemical propertiesILLINOIS TOOL WORKS·Filed 2022·Granted Dec 17, 2024·2 cites·20 claims
- 0998US11423800B2Welding training systemILLINOIS TOOL WORKS·Filed 2020·Granted Aug 23, 2022·3 cites·19 claims
- 1098US11006552B2Air flow methods and systems for a welder-generatorILLINOIS TOOL WORKS·Filed 2016·Granted May 11, 2021·19 cites·20 claims
- 1198US9975196B2Measurement of three-dimensional welding torch orientation for manual arc welding processILLINOIS TOOL WORKS·Filed 2015·Granted May 22, 2018·34 cites·22 claims
- 1298US9573215B2Sound-based weld travel speed sensing system and methodILLINOIS TOOL WORKS·Filed 2013·Granted Feb 21, 2017·48 cites·20 claims
- 1398US9539662B2Extraction of arc length from voltage and current feedbackILLINOIS TOOL WORKS·Filed 2013·Granted Jan 10, 2017·40 cites·19 claims
- 1498US9511443B2Helmet-integrated weld travel speed sensing system and methodILLINOIS TOOL WORKS·Filed 2013·Granted Dec 6, 2016·28 cites·15 claims
- 1598US9492880B2Welding power supply with digital controllerILLINOIS TOOL WORKS·Filed 2015·Granted Nov 15, 2016·10 cites·8 claims
- 1698US9368045B2System and device for welding trainingILLINOIS TOOL WORKS·Filed 2013·Granted Jun 14, 2016·41 cites·19 claims
- 1798US7962967B2Weld characteristic communication system for a welding maskILLINOIS TOOL WORKS·Filed 2009·Granted Jun 21, 2011·118 cites·26 claims
- 1898US7576300B2Welding gun having contact tip and method of operating sameILLINOIS TOOL WORKS·Filed 2006·Granted Aug 18, 2009·56 cites·49 claims
- 1998US7307240B2Welding-type power supply with a state-based controllerILLINOIS TOOL WORKS·Filed 2006·Granted Dec 11, 2007·55 cites·31 claims
- 2098US7247814B2System and method for data communications over a gas hose in a welding-type applicationILLINOIS TOOL WORKS·Filed 2005·Granted Jul 24, 2007·98 cites·37 claims
- 2198US7235759B2Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power sourceILLINOIS TOOL WORKS·Filed 2006·Granted Jun 26, 2007·29 cites·45 claims
- 2298US6982398B2Fuel saving engine driven welding-type device and method of useILLINOIS TOOL WORKS·Filed 2004·Granted Jan 3, 2006·77 cites·35 claims
- 2398US6722550B1Fuel level indicator for combustion toolsILLINOIS TOOL WORKS·Filed 2003·Granted Apr 20, 2004·1.1k cites·20 claims
- 2498US6609827B2Bag having slider-actuated complementary closure strips and a leakproofing structureILLINOIS TOOL WORKS·Filed 2001·Granted Aug 26, 2003·78 cites·33 claims
- 2598USD477776SCord clampILLINOIS TOOL WORKS·Filed 2002·Granted Jul 29, 2003·127 cites·1 claims
- 2698US6145724ACombustion powered tool with combustion chamber delayILLINOIS TOOL WORKS·Filed 1999·Granted Nov 14, 2000·230 cites·17 claims
- 2798US6138439AMethods of making slide-zippered reclosable packages on horizontal form-fill-seal machinesILLINOIS TOOL WORKS·Filed 1999·Granted Oct 31, 2000·163 cites·5 claims
- 2898US6131370AZipper applied across a film in transverse directionILLINOIS TOOL WORKS·Filed 2000·Granted Oct 17, 2000·87 cites·25 claims
- 2998US6115273APower converter with low loss switchingILLINOIS TOOL WORKS·Filed 1998·Granted Sep 5, 2000·188 cites·13 claims
- 3098US6047450ASlide zipper assemblyILLINOIS TOOL WORKS·Filed 1999·Granted Apr 11, 2000·154 cites·21 claims
- 3198US6014795ASlide zipper assemblyILLINOIS TOOL WORKS·Filed 1999·Granted Jan 18, 2000·107 cites·3 claims
- 3298US5820048ASide latching hinge mechanismILLINOIS TOOL WORKS·Filed 1996·Granted Oct 13, 1998·158 cites·17 claims
- 3398US5733085AFastener assembly and adhesive compositionILLINOIS TOOL WORKS·Filed 1996·Granted Mar 31, 1998·167 cites·26 claims
- 3498US5322579AMethod of forming side seams for zippered bags or packagesILLINOIS TOOL WORKS·Filed 1993·Granted Jun 21, 1994·130 cites·13 claims
- 3598US5197646ACombustion-powered tool assemblyILLINOIS TOOL WORKS·Filed 1992·Granted Mar 30, 1993·289 cites·17 claims
- 3698US4771919ADispensing device for multiple componentsILLINOIS TOOL WORKS·Filed 1987·Granted Sep 20, 1988·230 cites·20 claims
- 3798US4732519AFastener assembly with axial playILLINOIS TOOL WORKS·Filed 1986·Granted Mar 22, 1988·157 cites·3 claims
- 3898US4453292ACord lockILLINOIS TOOL WORKS·Filed 1982·Granted Jun 12, 1984·184 cites·3 claims
- 3998USD263927SRoof insulation washerILLINOIS TOOL WORKS·Filed 1979·Granted Apr 20, 1982·63 cites·1 claims
- 4098US4150464ABuckleILLINOIS TOOL WORKS·Filed 1977·Granted Apr 24, 1979·305 cites·8 claims
- 4197US10909872B2Systems and methods to provide weld trainingILLINOIS TOOL WORKS·Filed 2017·Granted Feb 2, 2021·13 cites·22 claims
- 4297US10839718B2System and method of monitoring welding informationILLINOIS TOOL WORKS·Filed 2018·Granted Nov 17, 2020·6 cites·20 claims
- 4397US10748442B2Welding training systemILLINOIS TOOL WORKS·Filed 2016·Granted Aug 18, 2020·8 cites·17 claims
- 4497US10675699B2Systems, methods, and apparatus to preheat welding wireILLINOIS TOOL WORKS·Filed 2016·Granted Jun 9, 2020·9 cites·25 claims
- 4597US10549373B2Systems and methods for efficient provision of arc welding power sourceILLINOIS TOOL WORKS·Filed 2016·Granted Feb 4, 2020·8 cites·20 claims
- 4697US9950383B2Welding wire preheating system and methodILLINOIS TOOL WORKS·Filed 2013·Granted Apr 24, 2018·23 cites·23 claims
- 4797US9862049B2System and method of welding system operator identificationILLINOIS TOOL WORKS·Filed 2015·Granted Jan 9, 2018·18 cites·24 claims
- 4897US9661727B2Wire electrode cleaning in ionizing blowersILLINOIS TOOL WORKS·Filed 2016·Granted May 23, 2017·11 cites·21 claims
- 4997US9589481B2Welding software for detection and control of devices and for analysis of dataILLINOIS TOOL WORKS·Filed 2014·Granted Mar 7, 2017·38 cites·13 claims
- 5097US9523443B2Vehicle mountable arm for valve operating machineILLINOIS TOOL WORKS·Filed 2016·Granted Dec 20, 2016·11 cites·20 claims
Showing the top 50 of 8,347 patent records by PatentIndex Score.
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