Inventor · Oklahoma City, OK, US

Jack W. Roach

4Patents
4h-index
7Co-inventors
43Inventor score

Filing activity: Jun 30, 1980 → Aug 6, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US4273644A Process for separating bituminous materials Chemistry; Metallurgy 22 Expired
US5954185A Centrifugal feeder Performing Operations; Transporting 15 Expired
US4279739A Process for separating bituminous materials Chemistry; Metallurgy 12 Expired
US4508597A Recovery of organic solvents from liquid mixtures Performing Operations; Transporting 9 Expired

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