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TODD CHARLES W

Overview
  • Total Patents
    23
About

TODD CHARLES W has a total of 23 patent applications. Its first patent ever was published in 1910. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, thermal processes and engines, pumps and turbines are ALBERT G WELCH, EVENO GEORGES and EDWARD FRANCIS MATTHEWS.

Patent filings in countries

World map showing TODD CHARLES Ws patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 10

Patent filings per year

Chart showing TODD CHARLES Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Todd Charles W 23

Latest patents

Publication Filing date Title
US1910723A Journal housing for axles of locomotives and railway cars
US1814099A Railroad vehicle
US1805115A Locomotive structure
US1895500A Locomotive
US1797301A Axle-journal bearing
US1731510A Frame for railroad vehicles and method of manufacturing the same
US1731511A Locomotive frame and method of manufacturing the same
US1908379A Journal bearing for railroad vehicles
US1775413A Journal bearing for railroad vehicles
US1689261A Lateral-resistance device
US1661814A Means for controling the swiveling action of railway trucks
US1565761A Truck for railroad rolling stock
US1004713A Steam-boiler.
CA328415A Locomotive
CA283719A Truck control mechanism
CA313944A Railway vehicle
CA320993A Journal bearing for railroad vehicles
CA305616A Locomotive frame
CA295722A Lateral resistance device
CA298384A Frame for railway vehicles