Inventor · Chesterfield, MO, US

Henry J. Buehler

16Patents
4h-index
15Co-inventors
57Inventor score

Filing activity: Jan 17, 1985 → Dec 12, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US4634728A Polyol carboxyalkylthioalkanoamidophenol compounds and organic material stabilized therewith Chemistry; Metallurgy 21 Expired
US4775710A Stabilized linear low-density polyethylene containing ring-substituted N-acyl-para-aminophenol Chemistry; Metallurgy 16 Expired
US8669366B2 Process for the preparation of quaternary N-alkyl morphinan alkaloid salts Emerging Cross-Sectional Technologies 8 Active
US5032371A Process for the continuous recovery of hydrogen fluoride gas Emerging Cross-Sectional Technologies 6 Expired
US4569959A Isocyanurate esters of thioamidophenols and polyolefin polymeric compositions stabilized therewith Chemistry; Metallurgy 3 Expired
US4680325A Anti-oxidant isocyanurate ester of thioamidophenol and polyolefins stabilized therewith Chemistry; Metallurgy 3 Expired
US4990671A Method for making aminophenols and their amide derivatives Chemistry; Metallurgy 2 Expired
US9040726B2 Process for the preparation of quaternary N-alkyl morphinan alkaloid salts Emerging Cross-Sectional Technologies 1 Active
US5041617A Dithiodialkanoic acid esters and polymers stabilized therewith Chemistry; Metallurgy 1 Expired
US8871779B2 Process for preparing morphinan-6-one products with low levels of α,β-unsaturated ketone compounds Chemistry; Metallurgy 1 Active
US6559319B2 Synthesis of compounds useful in the manufacture of ketorolac Chemistry; Metallurgy 0 Expired
US6376681B1 Synthesis of compounds useful in the manufacture of ketorolac Chemistry; Metallurgy 0 Expired
US8993764B2 Use of oripavine as a starting material for buprenorphine Chemistry; Metallurgy 0 Active
US9415044B2 Process for the preparation of quaternary N-alkyl morphinan alkaloid salts Emerging Cross-Sectional Technologies 0 Active
US8748611B2 Processes for preparing morphinan-6-one products with low levels of alpha beta-unsaturated compounds Chemistry; Metallurgy 0 Active
US6489491B2 Synthesis of compounds useful in the manufacture of ketorolac Chemistry; Metallurgy 0 Expired

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