Inventor · Marshall, MI, US

Gerard M. Light

19Patents
11h-index
10Co-inventors
69Inventor score

Filing activity: Jul 9, 1980 → Nov 2, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4355709A Viscous fan drive with self-supporting brush holder assembly Electricity 28 Expired
US5893442A Heavy duty viscous fan drive and bracket mounting assembly therefor Mechanical Engineering; Lighting; Heating 28 Expired
US4678070A Fluid coupling device having improved heat dissipation Mechanical Engineering; Lighting; Heating 16 Expired
US6206639A Enhanced fan and fan drive assembly Mechanical Engineering; Lighting; Heating 15 Expired
US4633994A Viscous fan drive and axially movable valve element Mechanical Engineering; Lighting; Heating 14 Expired
US6530748B2 Enhanced fan and fan drive assembly Mechanical Engineering; Lighting; Heating 13 Expired
US6644933B2 Water pump with electronically controlled viscous coupling drive Mechanical Engineering; Lighting; Heating 12 Expired
US7963380B2 OD wiper Mechanical Engineering; Lighting; Heating 11 Active
US7650974B2 OD wiper Mechanical Engineering; Lighting; Heating 11 Active
US4633988A Fluid coupling device with improved modulation capability Mechanical Engineering; Lighting; Heating 11 Expired
US4627523A Fluid coupling device with improved fluid cooling Mechanical Engineering; Lighting; Heating 11 Expired
US7621386B2 Viscous fan drive having modified land design and armature venting Mechanical Engineering; Lighting; Heating 10 Active
US5117898A Temperature-responsive cooling system Mechanical Engineering; Lighting; Heating 10 Expired
US6358010B2 Enhanced fan and fan drive assembly Mechanical Engineering; Lighting; Heating 9 Expired
US4949825A Fluid coupling device having improved temperature responsiveness Mechanical Engineering; Lighting; Heating 7 Expired
US4683999A Fluid coupling device including manual engagement means Mechanical Engineering; Lighting; Heating 6 Expired
US4457417A Torque responsive fluid coupling device Mechanical Engineering; Lighting; Heating 5 Expired
USD653728S1 Valve disk General 4 Expired
US10851852B2 Viscous fluid shear device having wiper fixedly coupled to housing assembly Mechanical Engineering; Lighting; Heating 0 Active

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