Inventor · Chesterfield, MO, US

William E. Dummitt

5Patents
2h-index
7Co-inventors
44Inventor score

Filing activity: Jun 5, 1985 → Nov 11, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US4663480A Inhibiting polymerization of ethylenically unsaturated monomers with Mn(NO.sub.2).sub.2 Chemistry; Metallurgy 7 Expired
US8399671B2 Methods for producing hydrocodone, hydromorphone or a derivative thereof Chemistry; Metallurgy 6 Active
US8871779B2 Process for preparing morphinan-6-one products with low levels of α,β-unsaturated ketone compounds Chemistry; Metallurgy 1 Active
US4775764A Method for preparing 4,4' difluorobiphenyl Chemistry; Metallurgy 1 Expired
US8748611B2 Processes for preparing morphinan-6-one products with low levels of alpha beta-unsaturated compounds Chemistry; Metallurgy 0 Active

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