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DURAKOOL INC

Overview
  • Total Patents
    38
About

DURAKOOL INC has a total of 38 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, electrical machinery and energy and engines, pumps and turbines are WOLFF CONTROLS CORP, CAIN ENCODER and Baumer Hübner GmbH.

Patent filings per year

Chart showing DURAKOOL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wolf Ronald J 26
#2 Hedeen Larry 8
#3 Lynch Martin James 7
#4 Weimer Glen L 4
#5 Nuss John Richard 3
#6 Lentz Joseph K 3
#7 Austin Mark W 3
#8 Keating John P 2
#9 Grunwald Arthur A 2
#10 Bucklen Herbert E 2

Latest patents

Publication Filing date Title
AU6522896A Gear tooth sensor with improved resolution and stability
US5757181A Electronic circuit for automatically compensating for errors in a sensor with an analog output signal
US5719496A Dual-element proximity sensor for sensing the direction of rotation of a ferrous target wheel
US5504424A Variable reluctance sensor utilizing a magnetic bobbin
US5497081A Mechanically adjustable linear-output angular position sensor
US5332965A Contactless linear angular position sensor having an adjustable flux concentrator for sensitivity adjustment and temperature compensation
US4970463A Temperature stable proximity sensor with sensing of flux emanating from the lateral surface of a magnet
US3187142A Time delay actuator for mercury relay
US2892064A Shock mount assembly for electrical devices
US2946039A Electrical terminal
US2830153A Relay plunger
US2823284A Electrode assembly
US2826659A Relay construction
US2658124A Mercury relay
US2545629A Fused electrode assembly
US2570095A Mercury switch and relay
US2457681A Time-delay plunger for relays
US2474000A Electromagnetic mercury relay
US2450780A Electrode mounting means for mercury switches and relays