Inventor · disambiguated record
Walter Pammer
Also filed as: PAMMER WALTER
3 granted patents·32 citations·filing 1999–2010
64Inventor score
Top patents by PatentIndex Score
3 records- 0165US6549441B1Voltage switch-over deviceFRONIUS SCHWEISSMASCH PROD·Filed 1999·Granted Apr 15, 2003·29 cites·18 claims
- 0240US7638734B2Method and circuit for contactless ignition of a welding arc with high frequency ignition pulse packetsFRONIUS INT GMBH·Filed 2004·Granted Dec 29, 2009·3 cites·9 claims
- 0315US9000830B2Method and apparatus for protecting transistorsPIRCHENFELLNER JÜGEN·Filed 2010·Granted Apr 7, 2015·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →