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LEWUS ALEXANDER J

Overview
  • Total Patents
    53
About

LEWUS ALEXANDER J has a total of 53 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets electrical machinery and energy, transport and organic fine chemistry are WINTHER MARTIN P, NRG TECH LTD and QUANTEN TECH INC.

Patent filings in countries

World map showing LEWUS ALEXANDER Js patent filings in countries

Patent filings per year

Chart showing LEWUS ALEXANDER Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lewus Alexander J 47
#2 Martin John P 2
#3 J Lewus Alexander 2
#4 Alexander J Lewus 2

Latest patents

Publication Filing date Title
US4853569A Noise suppression circuit for capacitor motors
US4794288A Series resonant capacitor motor
US4734601A Noise suppression circuit for parallel resonant motor
AU7104587A Parallel resonant single phase motor
US4772814A Parallel resonant single phase motor
US4675565A Capacitor-start parallel resonant motor
US4642545A Static phase conversion circuits for three-phase motors
US4295538A Auxiliary power system for automotive vehicle
CA1032601A Solid state motor starting control
US3916274A Solid state motor starting control
US3921746A Auxiliary power system for automotive vehicle
US3644810A Sensing and control device for electric motor-starting circuits
US3573579A Single-phase motor controls using unitary signal-controlled bi-directional semiconductor gate devices
US3549970A Single-phase motor controls with combination overload protector and starting switch
US3508131A Scr actuated single-phase motor controls
US3271646A Converter systems
US3289571A Cooking apparatus
US3212426A Apparatus for cooking
US3213417A Vehicle acceleration signalling systems
US3036255A Capacitor motors