Inventor · Schramberg, DE

Hans Heinzelmann

3Patents
2h-index
4Co-inventors
30Inventor score

Filing activity: Apr 27, 1981 → Aug 21, 1984

Most-cited inventions

PatentTitleAreaCited byStatus
US4415272A Electrical timepiece with hour-hand adjustment Physics 4 Expired
US4592067A Metallurgical vessel, in particular an electric arc furnace Mechanical Engineering; Lighting; Heating 3 Expired
US4443113A Electromechanical trigger for alarm clocks and other timer-operated signal emitters Physics 1 Expired

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