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ELLIOTT HAROLD F

Overview
  • Total Patents
    45
About

ELLIOTT HAROLD F has a total of 45 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United States and Canada. Its main competitors in its focus markets basic communication technologies, measurement and machines are ARTHUR DORSEY, BELMONT RADIO CORP and COLONIAL RADIO CORP.

Patent filings in countries

World map showing ELLIOTT HAROLD Fs patent filings in countries
# Country Total Patents
#1 United States 44
#2 Canada 1

Patent filings per year

Chart showing ELLIOTT HAROLD Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Elliott Harold F 45
#2 Flam John 1

Latest patents

Publication Filing date Title
US2949512A Time-control device
US2907386A Time-control device
US2718150A Precision positioning apparatus
US2611430A Program-scheduling apparatus
US2567325A Apparatus for positioning a rotary controlled element
US2591413A Apparatus for positioning a rotary controlled element
US2591344A Apparatus for positioning rotary controlled elements
US2517854A Apparatus for positioning a rotary controlled element
US2496457A Control mechanism
US2496456A Electric control apparatus
US2555119A Planetary variable speed friction transmission
US2440142A Time control device
US2496455A Tuning control apparatus
US2410724A Program-scheduling apparatus
US2423588A Radio control apparatus
US2496454A Control device for radio tuners
US2411618A Control apparatus
US2411619A Control apparatus
US2496453A Control apparatus
US2411780A Preselector apparatus