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HURST CHARLES M

Overview
  • Total Patents
    14
About

HURST CHARLES M has a total of 14 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States. Its main competitors in its focus markets transport, control and civil engineering are PEDERSEN HEINE EWI, ELETTROMECCANICA CM S R L and NACHOD & UNITED STATES SIGNAL.

Patent filings in countries

World map showing HURST CHARLES Ms patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing HURST CHARLES Ms patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Control
#3 Civil engineering
#4 Agriculture

Top inventors

# Name Total Patents
#1 Hurst Charles M 14

Latest patents

Publication Filing date Title
US1479385A Peanut harvester
US1131702A Railway-switch sweeper.
US989977A Automatic switch and signal mechanism.
US892728A Railway trip-shoe.
US890360A Railway switch and signal track trip.
US810868A Switch and signal track trip.
US810867A Railway switch and signal mechanism.
US795616A Switch and signal track-trip.
US800446A Switch and signal track-trip.
US793375A Railway trip-shoe.
US808157A Railroad switch and signal mechanism.
US762414A Switch and signal track-trip.
US764292A Railroad switch and signal mechanism.
US762413A Signal and switch trip.