Inventor

Friedhelm Soffge

9Patents
4h-index
9Co-inventors
50Inventor score

Filing activity: Jan 27, 1975 → Sep 7, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4297759A Floating bridge Fixed Constructions 8 Expired
US5797647A Vehicle body Performing Operations; Transporting 7 Expired
US6478521B1 Washer element for a wheel bolt and/or wheel nut of a motor vehicle wheel Mechanical Engineering; Lighting; Heating 7 Expired
US4023226A Transport vehicle Fixed Constructions 5 Expired
US4015303A Support element for a bridge Fixed Constructions 4 Expired
US4604915A Drive system for a rotary-, pivot-, and propelling-drive of a vehicle especially of an excavating machine Emerging Cross-Sectional Technologies 3 Expired
US4033006A Swingable support leg for a bridge Fixed Constructions 3 Expired
US3962747A Installation for anchoring the ramp ends of bridges Fixed Constructions 1 Expired
US3964119A Support leg for bridges Fixed Constructions 0 Expired

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