Inventor · Orinda, CA, US

Darrell C. Feay

4Patents
2h-index
3Co-inventors
33Inventor score

Filing activity: May 9, 1983 → Jul 19, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4818254A Semi-permeable membranes consisting predominantly of polycarbonates derived from tetrahalobisphenols Chemistry; Metallurgy 25 Expired
US4840646A Tetrabromo bisphenol based polyestercarbonate membranes and method of using Performing Operations; Transporting 24 Expired
US4704432A Blends of polyestercarbonate with 4-methyl-1-pentene polymers Chemistry; Metallurgy 2 Expired
US4548991A Blends of polycarbonate or polyestercarbonate with 4-methyl-1-pentene polymers Chemistry; Metallurgy 2 Expired

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