Inventor · Portage, MI, US

Stephen T. Barnum

2Patents
2h-index
1Co-inventors
27Inventor score

Filing activity: May 27, 2004 → Dec 28, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7178648B2 Electrical activation of a viscous clutch Mechanical Engineering; Lighting; Heating 9 Expired
US7628262B2 Electrical activation of a viscous clutch Mechanical Engineering; Lighting; Heating 9 Active

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