Inventor · Wadsworth, OH, US

David Perrin

8Patents
4h-index
8Co-inventors
46Inventor score

Filing activity: Mar 14, 1997 → Mar 7, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5893985A Plasma arc torch Electricity 54 Expired
US5965040A Plasma arc torch Electricity 44 Expired
US7999209B2 Wire drive for wire feeder and spool gun Performing Operations; Transporting 12 Active
US8530789B2 Power module cartridge Performing Operations; Transporting 4 Active
US8233280B2 Electronic module with center mounting fasteners Electricity 1 Active
US8253069B2 Slideable welding power source housing assembly Performing Operations; Transporting 1 Active
US8604355B2 Capacitor-circuit board interface for welding system components Emerging Cross-Sectional Technologies 1 Active
US8898894B2 Capacitor-circuit board interface for welding system components Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.