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CUNNINGHAM RONALD J

Overview
  • Total Patents
    23
About

CUNNINGHAM RONALD J has a total of 23 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Belgium and Germany. Its main competitors in its focus markets electrical machinery and energy, control and thermal processes are STRAND ELECTRIC AND ENGINEERIN, CHENGDU XIAOLUOHAO TECH CO LTD and ECHOFLEX SOLUTIONS INC.

Patent filings in countries

World map showing CUNNINGHAM RONALD Js patent filings in countries

Patent filings per year

Chart showing CUNNINGHAM RONALD Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cunningham Ronald J 10
#2 Ronald J Cunningham 1

Latest patents

Publication Filing date Title
ES471299A3 A perfected system of induction heating. (Machine-translation by Google Translate, not legally binding)
CH627897A5 Device for setting and indicating the power output of an electrical heat generator
ES466001A3 Improvements introduced in a kitchen iron. (Machine-translation by Google Translate, not legally binding)
US4191875A Fan speed control used in induction cooking apparatus
US4181846A Rotary heating apparatus
US4206336A Control apparatus primarily intended for use with stoves employing induction heating
CA1015036A Load controlled induction heating
US3637970A Induction heating apparatus
US3254286A Step motor controller