Inventor · Warminster, PA, US

George R. Wellman

9Patents
3h-index
8Co-inventors
42Inventor score

Filing activity: Oct 29, 1975 → Oct 21, 1982

Most-cited inventions

PatentTitleAreaCited byStatus
US4006169A Epoxidation of .alpha.,.beta.-ethylenic ketones Chemistry; Metallurgy 38 Expired
US4063023A Process for preparing 4-(hydroxymethyl)imidazole compounds Chemistry; Metallurgy 4 Expired
US4049669A Process for preparing 5-(alkoxy- and aminoethyl thio)methylthiazole compounds Chemistry; Metallurgy 3 Expired
US4201775A Bis[triethylphosphine)aurio]sulfonium sugars Chemistry; Metallurgy 3 Expired
US4139708A Intermediates and processes useful for preparing medicinal agents imidazolemethylphosphonium salts Chemistry; Metallurgy 2 Expired
US4104472A Imidazolemethylphosphonium salts Chemistry; Metallurgy 2 Expired
US4163858A Process for preparing new imidazolemethylphosphonium salts Chemistry; Metallurgy 0 Expired
US4374996A Disulfide intermediate for cimetidine Chemistry; Metallurgy 0 Expired
US4447621A "Use of N-cyano-N'-methyl-N""-[2-(5-methyl-4-imidazolylmethyldithio)ethyl]guanidi ne in the preparation of cimetidine" Chemistry; Metallurgy 0 Expired

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