Inventor · Worms, DE

Hans Lange

13Patents
5h-index
16Co-inventors
63Inventor score

Filing activity: Aug 26, 1994 → Aug 20, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6071395A Process and device for isolating nucleic acids Physics 91 Expired
US6244256A High-temperature coolant loop for cooled exhaust gas recirculation for internal combustion engines Emerging Cross-Sectional Technologies 62 Expired
US6264814A Apparatus and method for isolating and/or analyzing charged molecules Emerging Cross-Sectional Technologies 22 Expired
US6232464A Process and apparatus for isolating nucleic acids Physics 20 Expired
US6372517B1 Magnetic particles with biologically active receptors Emerging Cross-Sectional Technologies 10 Expired
US6928814B2 Hydraulic fluid container for a vehicle hydraulic brake system Mechanical Engineering; Lighting; Heating 5 Expired
US6287867A Asymmetric porous membranes Physics 5 Expired
US6519940B2 Master cylinder for a hydraulic vehicle braking system with improved return spring restraining Performing Operations; Transporting 4 Expired
US5647213A Master cylinder with quickfill stage Performing Operations; Transporting 3 Expired
US6379624B1 Device for the contamination-free delivery and discharge of liquid Physics 2 Expired
US9663091B2 Coupling arrangement between a liquid reservoir and a main brake cylinder of a motor vehicle braking system Emerging Cross-Sectional Technologies 1 Active
US12025903B2 Optical system for use in an underwater environment Physics 0 Active
US7191912B2 Brake fluid reservoir with improved venting Performing Operations; Transporting 0 Expired

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