Inventor · Cloquet, MN, US

Robert Shaw

23Patents
6h-index
16Co-inventors
66Inventor score

Filing activity: Jul 13, 1979 → Feb 8, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4336301A Filler material Emerging Cross-Sectional Technologies 21 Expired
US4628893A Bow hanger Emerging Cross-Sectional Technologies 17 Expired
US8853979B2 Method and system for calibrating rotor position offset of an electric motor Electricity 9 Active
US8547045B2 Method and system controlling an electrical motor with temperature compensation Electricity 7 Active
US8744794B2 Method and apparatus for characterizing an interior permanent magnet machine Electricity 7 Active
US8410737B2 Device and method for generating an initial controller lookup table for an IPM machine Electricity 7 Active
US9698722B2 Method and inverter with thermal management for controlling an electric machine Electricity 6 Active
US9093940B2 Methods of determining initial position of a rotor and systems thereof Electricity 6 Active
US8456115B2 Method and system for controlling an electric motor with variable switching frequency at variable operating speeds Electricity 6 Active
US8531141B2 System for calibrating an electrical control system Electricity 5 Active
US4263811A Adhesion test instrument Physics 5 Expired
US7417389B2 Speed control for an electric motor Electricity 4 Active
US8880250B2 DC bus voltage control Emerging Cross-Sectional Technologies 4 Active
US8796983B2 Method and system for determining a position of a rotor of an electric motor with noise reduction Electricity 3 Active
US8450962B2 System for controlling a motor Electricity 3 Active
US9475403B2 DC bus voltage control Emerging Cross-Sectional Technologies 3 Active
US8552673B2 Interior permanent magnet machine systems and methods for controlling interior permanent magnet machines Electricity 3 Active
US7126368B2 System and method for detecting motor coil-to-coil faults Electricity 2 Expired
US8624531B2 Method and system for evaluating electrical connections between a motor controller and motor Physics 2 Active
US8723460B2 Method and system for controlling an electric motor with compensation for time delay in position determination Electricity 1 Active
US11165257B2 System and method for frequency adjustment of parallel inverters coupled to a grid power source Electricity 0 Active
US9520820B2 Method and apparatus for auto-tuning an electric machine current regulator Electricity 0 Active
US8648555B2 Method and system for controlling an electric motor at or near stall conditions Emerging Cross-Sectional Technologies 0 Active

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