Inventor · disambiguated record
Stefan Wolfsgruber
Also filed as: WOLFSGRUBER STEFAN
6 granted patents·1 pending application·3 citations·filing 2012–2022
68Inventor score
Top patents by PatentIndex Score
7 records- 0167US9641093B2Power source and method for cooling such a power sourceFRONIUS INT GMBH·Filed 2012·Granted May 2, 2017·2 cites·16 claims
- 0263US11850689B2Welding deviceHILTI AG·Filed 2019·Granted Dec 26, 2023·0 cites·20 claims
- 0363US10141106B2Heavy-current transformer having a multi-point contacting, transformer element, contact plate and secondary winding, and method for producing such a heavy-current transformerFRONIUS INT GMBH·Filed 2012·Granted Nov 27, 2018·1 cites·13 claims
- 0455US10325720B2Method for producing a heavy-current transformerFRONIUS INT GMBH·Filed 2016·Granted Jun 18, 2019·0 cites·9 claims
- 0553US2025235948A1Fastening methodHILTI AG·Filed 2022·Application pending·0 cites
- 0641US10112253B2Resistance welding device comprising a power source arranged on a welding gunFRONIUS INT GMBH·Filed 2012·Granted Oct 30, 2018·0 cites·15 claims
- 0739US9595882B2Synchronous rectifierFRONIUS INT GMBH·Filed 2012·Granted Mar 14, 2017·0 cites·6 claims
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