Inventor · Winchester, VA, US

William R. Hagan

4Patents
4h-index
2Co-inventors
44Inventor score

Filing activity: Feb 28, 1994 → Jul 13, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5441072A Fuel additive metering system Emerging Cross-Sectional Technologies 34 Expired
US5685334A Fuel additive metering system Emerging Cross-Sectional Technologies 23 Expired
USD816357S1 Wood rocking chair General 8 Active
USD830074S1 Reconfigurable rocking chair General 4 Active

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