Inventor · disambiguated record
David Perrin
Also filed as: PERRIN DAVID · PERRIN DAVID W
8 granted patents·1 pending application·209 citations·filing 1997–2013
86Inventor score
Top patents by PatentIndex Score
9 records- 0190US5893985APlasma arc torchLINCOLN ELECTRIC CO·Filed 1997·Granted Apr 13, 1999·113 cites·73 claims
- 0289US7999209B2Wire drive for wire feeder and spool gunLINCOLN GLOBAL INC·Filed 2009·Granted Aug 16, 2011·17 cites·24 claims
- 0381US5965040APlasma arc torchLINCOLN GLOBAL INC·Filed 1998·Granted Oct 12, 1999·67 cites·38 claims
- 0465US8253069B2Slideable welding power source housing assemblyBUDAY JEREMIE·Filed 2010·Granted Aug 28, 2012·2 cites·20 claims
- 0563US8233280B2Electronic module with center mounting fastenersKOPRIVNAK GEORGE·Filed 2010·Granted Jul 31, 2012·2 cites·20 claims
- 0662US8604355B2Capacitor-circuit board interface for welding system componentsKOPRIVNAK GEORGE·Filed 2010·Granted Dec 10, 2013·2 cites·7 claims
- 0749US8898894B2Capacitor-circuit board interface for welding system componentsLINCOLN GLOBAL INC·Filed 2013·Granted Dec 2, 2014·0 cites·14 claims
- 0848US8530789B2Power module cartridgeDIEKMANN CRAIG L·Filed 2004·Granted Sep 10, 2013·6 cites·39 claims
- 0946US2006207981A1Interchangeable wire drive for wire feeder and spool gunLINCOLN GLOBAL INC A DELAWARE·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →