Inventor · Fürstenfeldbruck, DE

Helmut Riedel

5Patents
4h-index
13Co-inventors
50Inventor score

Filing activity: Jul 25, 1996 → Nov 16, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6987447B2 Method of operating an active obstacle warning system Physics 19 Expired
US6849843B2 Focal surface and detector for opto-electronic imaging systems, manufacturing method and opto-electronic imaging system Electricity 18 Expired
US5917544A Sensor element array and method for signal or image processing Electricity 10 Expired
US8140214B2 Method and device for determining the speed of a vehicle Physics 5 Active
US5771319A Network for influencing signal fields Electricity 0 Expired

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