Inventor

Werner Dennhardt

8Patents
5h-index
2Co-inventors
45Inventor score

Filing activity: Aug 5, 1975 → Apr 21, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4375285A Device for transporting and positioning printing plates Physics 11 Expired
US4389156A Device for lifting, gripping and transporting printing plates Physics 7 Expired
US4453708A Mechanism for transporting and positioning printing masters Performing Operations; Transporting 6 Expired
US3998547A Process and apparatus for automatically changing the illumination intensity of the light source in a copying apparatus Physics 6 Expired
US4506709A Capacitor and filling-level signal indicator for filling element of container-filling machines for dispensing non-carbonated or carbonated liquids Performing Operations; Transporting 6 Expired
US4166590A Process and apparatus for maintaining a constant material web speed during winding operations Performing Operations; Transporting 5 Expired
US4394085A Processing station for charging, exposing and developing printing masters Physics 3 Expired
US3985440A Process and apparatus for automatic exposure time control in copying devices Physics 3 Expired

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