Inventor · Giengen an der Brenz, DE

Rudolf Schmidt

40Patents
12h-index
71Co-inventors
84Inventor score

Filing activity: Jan 30, 1975 → Jul 9, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7815269B2 Refrigerator Mechanical Engineering; Lighting; Heating 63 Expired
US6040660A Device for controlling the intensity of the light emitted by a lighting element of a lighting apparatus, in particular a flashlight Emerging Cross-Sectional Technologies 41 Expired
US4273476A Reinforcement of armored earth work constructions Fixed Constructions 34 Expired
US5967472A Height-adjusting device for an adjusting foot of a household appliance Mechanical Engineering; Lighting; Heating 27 Expired
US4635765A Adjustable hydraulic damper apparatus Performing Operations; Transporting 23 Expired
US4326073A Production of anhydrous or substantially anhydrous formic acid Chemistry; Metallurgy 21 Expired
US5980006A Device for weight compensation of a front end door of a household appliance, especially a household dishwasher, the door being supported on a housing and pivotable about a horizontal axis Fixed Constructions 20 Expired
US5908227A Household appliance Mechanical Engineering; Lighting; Heating 20 Expired
US6357772B1 Rear wheel suspension and subframe for the front or rear wheel suspension of a motor vehicle Performing Operations; Transporting 19 Expired
US5823211A Dishwasher Human Necessities 19 Expired
US5988933A Device for connecting a spring with a belt-shaped or rope-shaped transmission element Mechanical Engineering; Lighting; Heating 15 Expired
US5884821A Device for dispensing detergent, particularly for dishwashers Human Necessities 14 Expired
US4008609A Inductive flowmeter Physics 11 Expired
US5178040A Tool turret for machine tools Emerging Cross-Sectional Technologies 8 Expired
US3940663A Drive circuit for a main contactor Electricity 7 Expired
US5485858A Method of and apparatus for cleaning objects of plastics processing machines Performing Operations; Transporting 7 Expired
US4294666A Process for the manufacture of 4,4'-diphenyl-methane diisocyanate and a mixture of diphenyl-methane diisocyanate isomers containing a small amount of uretdiones and hydrolyzable chlorine Chemistry; Metallurgy 6 Expired
US4823819A Apparatus for removing residues from parts of plastics processing machines Performing Operations; Transporting 6 Expired
US4611614A Apparatus for cleaning parts of processing machines from residues Performing Operations; Transporting 6 Expired
US4510180A Method of coating geological formations as well as air- and fire barriers Fixed Constructions 5 Expired
US4919161A Apparatus for removing residues from parts of plastics processing machines Performing Operations; Transporting 5 Expired
US4810536A Method of impregnating Chemistry; Metallurgy 4 Expired
US4750906A Process for the retanning of mineral tanned leather Chemistry; Metallurgy 4 Expired
US5818063A Optical sensor for contamination in a circulating cleaning fluid Textiles; Paper 4 Expired
US4443132A Anchoring of tension members Fixed Constructions 4 Expired

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