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KEARNS ROBERT W

Overview
  • Total Patents
    17
About

KEARNS ROBERT W has a total of 17 patent applications. Its first patent ever was published in 1957. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets transport, electrical machinery and energy and measurement are MR WASH AUTO SERVICE AG, BIVENS WINCHESTER CORP and DINI FRANCO.

Patent filings in countries

World map showing KEARNS ROBERT Ws patent filings in countries

Patent filings per year

Chart showing KEARNS ROBERT Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kearns Robert W 17
#2 Kearns Timothy B 3
#3 Quan James G H 1

Latest patents

Publication Filing date Title
EP0113341A1 Windshield wiper control system.
CA1193346A Control apparatus for windshield wiper system
EP0208142A1 Motor speed control device
US4494107A Digital to analog converter
US4494059A Structure for and method of surface conditioning sensing and indicating and motor speed control
US4339698A Control apparatus for windshield wiper system
US4531066A Variable bias logic circuit
US3876919A Structure for and method of surface condition sensing and indicating and motor speed control
US3581178A Windshield wiper control device
US3582747A Intermittent windshield wiper system with electrodynamic braking
US3602790A Intermittent windshield wiper system
US3573584A Motor speed control
US3604910A Parallel comparator with simultaneous carry generation and an analog output
US3529227A Windshield wiper control
US2959347A Means for extending the useful frequency response of measuring instruments