Inventor · Chapel Hill, NC, US

Joel E. Shaffer

6Patents
4h-index
4Co-inventors
39Inventor score

Filing activity: Jul 20, 1990 → Sep 4, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US5087631A Oxathi(SIV)azol-5-one compounds Chemistry; Metallurgy 23 Expired
US5187305A S-nitroso-N-alkonoylpenicillamines Chemistry; Metallurgy 14 Expired
US5204463A Substituted methoxyphenyl-4,5 dihydro-3(2H)-pridazinones having cardiotonic and beta blocking activities Chemistry; Metallurgy 6 Expired
US5096904A Pyridazinones having cardiotonic and beta blocking activities Chemistry; Metallurgy 4 Expired
US5051431A Pyridone nitriles useful in treating cardiovascular disease Human Necessities 1 Expired
US5153209A Pyridone nitriles useful in treating cardiovascular disease Chemistry; Metallurgy 0 Expired

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