Inventor · Roanoke, VA, US

William S. Freeman

7Patents
4h-index
9Co-inventors
46Inventor score

Filing activity: Nov 7, 2008 → Nov 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8608817B2 Meltblown filter medium Performing Operations; Transporting 38 Active
US8986432B2 Meltblown filter medium, related applications and uses Emerging Cross-Sectional Technologies 17 Active
US10155186B2 Fine fiber filter media and processes Performing Operations; Transporting 7 Active
US9694306B2 Filter media including polymer compositions and blends Performing Operations; Transporting 5 Active
US10874962B2 Fine fiber filter media and processes Performing Operations; Transporting 1 Active
US10653986B2 Fine fiber filter media and processes Performing Operations; Transporting 1 Active
US11458427B2 Fine fiber filter media and processes Performing Operations; Transporting 0 Active

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