Inventor · Norman, OK, US

Roy M. Knapp

2Patents
2h-index
3Co-inventors
27Inventor score

Filing activity: Apr 5, 1983 → Apr 5, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4522261A Biosurfactant and enhanced oil recovery Emerging Cross-Sectional Technologies 77 Expired
US4558739A Situ microbial plugging process for subterranean formations Chemistry; Metallurgy 23 Expired

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