Inventor · Iggingen, DE

Thomas Feil

15Patents
4h-index
10Co-inventors
57Inventor score

Filing activity: Dec 27, 1974 → Nov 28, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US3991282A Multi station telephone switching system Electricity 27 Expired
US7075195B2 Electrical safety lockout mechanism for power tools and other hazardous machinery Electricity 16 Expired
USRE31144E Multi-station telephone switching system General 12 Expired
US4351987A Telephone line circuit hold arrangement Electricity 6 Expired
US7391134B2 Electrical safety lockout mechanism for power tools and other hazardous machinery Electricity 4 Active
US9970622B2 Lighting device Mechanical Engineering; Lighting; Heating 3 Active
US10563833B2 Socket with moveably mounted optical unit Mechanical Engineering; Lighting; Heating 1 Active
US10716180B2 Lamp with a yellow and with a white and/or blue light source group Emerging Cross-Sectional Technologies 0 Active
US11009206B2 Lighting technology in the automotive area Physics 0 Active
US10184633B2 Module, set of positioning elements, arrangement having a module, headlamp and method for producing a module Mechanical Engineering; Lighting; Heating 0 Active
US9188299B2 Lighting device Mechanical Engineering; Lighting; Heating 0 Active
US10393342B2 Lighting device for a motor vehicle and motor vehicle having the lighting device Physics 0 Active
US10189397B2 Luminance regulation in edge regions Electricity 0 Active
US10322665B2 Holding device for lamps in vehicle lights having a plate-like section with receptacle providing space for different types of lamps and vehicle light Mechanical Engineering; Lighting; Heating 0 Active
US10962187B2 Primary optical unit, secondary optical unit, module, arrangement, vehicle headlight, and headlight system Mechanical Engineering; Lighting; Heating 0 Active

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