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COX DUNCAN B

Overview
  • Total Patents
    14
About

COX DUNCAN B has a total of 14 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and control are KI Z ELEKTROBYTPRIBOR, THERMONETTE APPLIANCES LTD and KANTHAL LTD.

Patent filings in countries

World map showing COX DUNCAN Bs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 4

Patent filings per year

Chart showing COX DUNCAN Bs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cox Duncan B 14
#2 Cox John L 1

Latest patents

Publication Filing date Title
US2955185A Constant temperature apparatus
US2759041A Electrical conductor or resistance and method of making the same
US2680184A Method for severing or slitting metal foil
US2600486A Electric heater
US2682596A Metal foil heating device
US2600485A Metal foil heating device
US2610286A Electric heating element
US2585443A Electric heating unit
US2583547A Control instrument
US2490728A Self-locking nut
CA531660A Electrical conductor or resistance and method of making the same
CA518879A Metal foil heating device
CA514739A Electric heater
CA518878A Control instrument