Inventor · Zweibrücken, DE

Michael Biermann

3Patents
3h-index
5Co-inventors
43Inventor score

Filing activity: Sep 26, 2000 → Feb 5, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6490997B1 Cat climbing and scratching device Human Necessities 19 Expired
US6516961B1 Ringlift crane Performing Operations; Transporting 14 Expired
US9551623B2 Apparatus for measuring and determining the force, the torque and the power on a crank, in particular the pedal crank of a bicycle Human Necessities 11 Active

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