Inventor · disambiguated record
Tiejun Ma
Also filed as: MA TIEJUN
16 granted patents·4 pending applications·126 citations·filing 2008–2024
93Inventor score
Top patents by PatentIndex Score
20 records- 0196US8304693B2Refractory materials reinforced composites for the GMAW contact tipsMA TIEJUN·Filed 2010·Granted Nov 6, 2012·24 cites·16 claims
- 0295US8357877B2Front consumables for pulse GMAW torchesILLINOIS TOOL WORKS·Filed 2010·Granted Jan 22, 2013·17 cites·14 claims
- 0394US11883915B2Rotating power connector for welding torch cablesILLINOIS TOOL WORKS·Filed 2021·Granted Jan 30, 2024·2 cites·20 claims
- 0494US9162312B2High conductive drive roll assembly for push-pull MIG torchMA TIEJUN·Filed 2012·Granted Oct 20, 2015·22 cites·18 claims
- 0593US9193005B2Contact tip with contoured boreILLINOIS TOOL WORKS·Filed 2012·Granted Nov 24, 2015·17 cites·20 claims
- 0688US12162103B2Systems and methods to monitor the life of a welding torchILLINOIS TOOL WORKS·Filed 2020·Granted Dec 10, 2024·2 cites·15 claims
- 0786US8936210B2Floating dispensing mechanism for drum packed welding wireMA TIEJUN·Filed 2011·Granted Jan 20, 2015·7 cites·20 claims
- 0885US8710404B2Method and apparatus to maintain welding current to compensate for deterioration of welding contact tipMA TIEJUN·Filed 2012·Granted Apr 29, 2014·6 cites·18 claims
- 0983US8354614B2Method to monitor the life of the contact tip in robotic or automatic GMAWILLINOIS TOOL WORKS·Filed 2010·Granted Jan 15, 2013·5 cites·12 claims
- 1081US9186746B2Jump liner for push-pull MIG torchCOSSETTE ROMEO N·Filed 2012·Granted Nov 17, 2015·6 cites·7 claims
- 1181US8450646B2Retaining head and contact tip for controlling wire contour and contacting point for GMAW torchesMA TIEJUN·Filed 2008·Granted May 28, 2013·8 cites·9 claims
- 1279US12491575B2Rotating power connector for welding torch cablesILLINOIS TOOL WORKS·Filed 2024·Granted Dec 9, 2025·0 cites·21 claims
- 1376US8809738B2Method for providing real-time monitoring of contact tip performanceRYAN ROBERT D·Filed 2012·Granted Aug 19, 2014·4 cites·12 claims
- 1471US8383987B2Welding contact tips for pulse applicationsILLINOIS TOOL WORKS·Filed 2010·Granted Feb 26, 2013·2 cites·16 claims
- 1567US9061366B2Welding system and method having controlled liner contour and welding wire curvaturePINSONNEAULT PAUL DAVID·Filed 2008·Granted Jun 23, 2015·4 cites·26 claims
- 1666US2024326151A1Welding torch consumables cleaning systemsILLINOIS TOOL WORKS·Filed 2024·Application pending·0 cites
- 1755US2020376585A1Welding torch and wire feeder that use electrode wire for voltage sensingILLINOIS TOOL WORKS·Filed 2020·Application pending·0 cites
- 1851US9227270B2Method to monitor the life of the contact tip in GMAW-pulseMA TIEJUN·Filed 2012·Granted Jan 5, 2016·0 cites·7 claims
- 1947US2012070663A1Bast fibers for plastics reinforcement and preparation method thereofMA TIEJUN·Filed 2010·Application pending·0 cites
- 2044US2019118285A1Welding cable assemblies, welding torch assemblies, and robotic welding systemsILLINOIS TOOL WORKS·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →