Inventor · Geesthacht, DE

Siegfried Hapke

2Patents
1h-index
5Co-inventors
33Inventor score

Filing activity: Jun 11, 1996 → Feb 5, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5715843A Method of and apparatus for measuring the diameters of rod-shaped articles of the tobacco processing industry Physics 24 Expired
US7262868B2 Method of and apparatus for ascertaining the transverse dimensions of rod-shaped articles Physics 1 Expired

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