Inventor · Appenweier, DE

Norbert Hog

17Patents
7h-index
19Co-inventors
59Inventor score

Filing activity: Jan 10, 1997 → Apr 21, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6040669A Control device for an optical sensor Performing Operations; Transporting 104 Expired
US6831288B1 Light-sensitive sensor unit, especially for automatic switching of illumination equipment Performing Operations; Transporting 47 Expired
US6894619B1 Sensor for optically detecting foreign bodies particularly raindrops on a glass pane Performing Operations; Transporting 45 Expired
US9120464B2 Sensor system in a motor vehicle Physics 24 Active
US6331819A Device and method for operating a rain detector Performing Operations; Transporting 14 Expired
US6329923A Process and device for operating a rain sensor Performing Operations; Transporting 13 Expired
US6744371B1 Sensing device for detecting wetness on a glass pane Performing Operations; Transporting 8 Expired
US6496344B1 Circuit for supplying a consumer with electric energy Electricity 6 Expired
US6802631B1 Photosensitive detection unit, in particular for automatic connection of lighting equipment Emerging Cross-Sectional Technologies 6 Expired
US6759761B1 Device for automatically switching lighting devices in vehicles Emerging Cross-Sectional Technologies 6 Expired
US6525478B2 Device for checking the evaluation circuit for automatic switching operations of illumination device in vehicles Performing Operations; Transporting 4 Expired
US7049950B2 Method and device for automatic control of illumination devices Performing Operations; Transporting 3 Expired
US6229613A Optical sensor Performing Operations; Transporting 2 Expired
US5847654A Device for operating a windshield wiper Emerging Cross-Sectional Technologies 2 Expired
US6909236B2 Method for automatically controlling lighting devices and device for carrying out the method Performing Operations; Transporting 1 Expired
US6727653B2 System for automatic switching of lighting devices in vehicles Performing Operations; Transporting 0 Expired
US5825148A Circuit arrangement, particularly for a wiper arrangement for motor vehicle windshields Emerging Cross-Sectional Technologies 0 Expired

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