Inventor · Sankt Goarshausen, DE

Klaus Koch

45Patents
16h-index
25Co-inventors
81Inventor score

Filing activity: Sep 20, 1976 → Nov 28, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5468042A Compartment confining construction with an opening, a closure unit for the opening and a positioning unit for the closure unit Fixed Constructions 59 Expired
US4839485A Apparatus for the uniform and rapid heating of foodstuffs Emerging Cross-Sectional Technologies 42 Expired
US4974503A Apparatus for irradiating food products Emerging Cross-Sectional Technologies 41 Expired
US5449199A Steering assembly for a motor vehicle Performing Operations; Transporting 38 Expired
US4092015A Extruder screw Emerging Cross-Sectional Technologies 26 Expired
US4581992A Screw press for mechanically separating liquids from mixtures of liquids and solids Performing Operations; Transporting 25 Expired
US4956532A Method and apparatus for even heating of products by means of microwaves Electricity 21 Expired
US4563243A Apparatus and a method for producing wood pulp in a hollow cylinder containing a rotatable screw Textiles; Paper 20 Expired
US5799759A Hydraulic strut for a motor vehicle Mechanical Engineering; Lighting; Heating 20 Expired
US5560456A Hydraulic strut for a motor vehicle Mechanical Engineering; Lighting; Heating 19 Expired
US6296089A Locking device for locking objects that move in relation to each other Mechanical Engineering; Lighting; Heating 18 Expired
US5538115A Motor driven rotational to translational actuator for a piston cylinder Mechanical Engineering; Lighting; Heating 17 Expired
US4400218A Apparatus for the continuous manufacture of glucose containing products Performing Operations; Transporting 17 Expired
US4651228A Method and arrangement for the representation of a halftone image by use of a detection-adapted grid Electricity 17 Expired
US4956530A Method of operation and device for even heating by means of microwaves Emerging Cross-Sectional Technologies 17 Expired
US4063718A Process and apparatus for extruding plastic and similar materials Performing Operations; Transporting 16 Expired
US5522483A Shock absorber Mechanical Engineering; Lighting; Heating 14 Expired
US6007057A Gas spring with braking means Mechanical Engineering; Lighting; Heating 11 Expired
US5806828A Chair with a seat that returns to a predetermined height and angular rest position when unoccupied Mechanical Engineering; Lighting; Heating 10 Expired
US6179099A Gas spring having an intermediate stop function and temperature compensation Mechanical Engineering; Lighting; Heating 10 Expired
US4316873A Apparatus for converting coal to hydrocarbons by hydrogenation Chemistry; Metallurgy 9 Expired
US4287157A Coal hydrogenating apparatus having means for sealing the rotary drive thereof Emerging Cross-Sectional Technologies 8 Expired
US4457227A Extraction device Performing Operations; Transporting 8 Expired
US4344836A Method for converting coal to hydrocarbons by hydrogenation Chemistry; Metallurgy 7 Expired
US5440104A Process for a uniform heating, pasteurization and sterilization of products by means of microwave Electricity 7 Expired

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