Inventor · Waiblingen, DE

Herbert Armbruster

4Patents
4h-index
5Co-inventors
47Inventor score

Filing activity: Dec 23, 1974 → May 10, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5480009A Brake system with two independent mechanical brakes Electricity 90 Expired
US5272813A Portable handheld work apparatus Performing Operations; Transporting 21 Expired
US5813123A Motor chainsaw with a chain braking device Performing Operations; Transporting 15 Expired
US3958680A Motor chain saw with plural clutches and a brake Mechanical Engineering; Lighting; Heating 11 Expired

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