Inventor · Ehringshausen, DE

Friedhelm Kahn

4Patents
4h-index
10Co-inventors
51Inventor score

Filing activity: Mar 25, 1974 → Apr 16, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US3976118A Method for casting material under pressure Performing Operations; Transporting 21 Expired
US4162700A Mechanisms for controlling temperature and heat balance of molds Performing Operations; Transporting 21 Expired
US6715535B2 Method of and device for rotary casting Performing Operations; Transporting 6 Expired
US5626180A Process and device for casting components Mechanical Engineering; Lighting; Heating 5 Expired

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