Inventor · Basel, CH

Rudolf Schmid

47Patents
9h-index
78Co-inventors
78Inventor score

Filing activity: Aug 19, 1983 → Sep 16, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4556740A Phosphorus compounds Performing Operations; Transporting 38 Expired
US5325992A Bag dispenser Emerging Cross-Sectional Technologies 33 Expired
US5488172A Chiral phosphorus compounds Performing Operations; Transporting 18 Expired
US6274735A Process and intermediates for preparation of substituted piperidines Chemistry; Metallurgy 14 Expired
US5980039A Breakaway hinge for eyeglasses Physics 11 Expired
US5302738A Chiral phosphines Chemistry; Metallurgy 11 Expired
US5536858A Tetrasulfonated diphosphine compounds and metal complexes thereof for asymmetric catalytic reactions Performing Operations; Transporting 10 Expired
US4649546A Gas laser Electricity 9 Expired
US5274125A Chirale phosphines Chemistry; Metallurgy 9 Expired
US5910606A Process for making .alpha.,.beta.-unsaturated carboxylic acids Chemistry; Metallurgy 9 Expired
USD705287S1 Cartridge for mixing machines General 8 Active
US10231810B2 Dental irradiation device and system Mechanical Engineering; Lighting; Heating 8 Active
US6162929A Process for the manufacture of bisphosphine oxide and bisphosphonate compounds Chemistry; Metallurgy 8 Expired
US7312343B2 Synthesis of α-amino-β-alkoxy-carboxylic acid esters Chemistry; Metallurgy 7 Expired
US5430191A Phosphorus compounds Chemistry; Metallurgy 7 Expired
US9573742B1 Time capsule with clandestine key Fixed Constructions 7 Active
US5457219A Phosphorus compounds Chemistry; Metallurgy 5 Expired
US4553240A Gas laser with a spring-supported capillary Electricity 5 Expired
US6348612B1 Chiral amido-phosphine-phosphinite compounds Performing Operations; Transporting 4 Expired
US4789750A 2-(trimethyl-tridecenyl)-tetramethylchroman intermediates for vitamin E Chemistry; Metallurgy 4 Expired
US10898306B2 Dental treatment system Physics 3 Active
US4879395A Vitamin E intermediate Chemistry; Metallurgy 2 Expired
US10746660B2 Cure monitoring systems and methods Physics 2 Active
US7330773B2 Multiple insertion head Emerging Cross-Sectional Technologies 2 Expired
US4578462A Process for the manufacture of optically active compounds Chemistry; Metallurgy 2 Expired

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