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HANLON JOHN HENRY

Overview
  • Total Patents
    13
About

HANLON JOHN HENRY has a total of 13 patent applications. Its first patent ever was published in 1899. It filed its patents most often in Canada and United States. Its main competitors in its focus markets transport are WALKER RUDOLF ING, LOCOMOTIVE BOOSTER COMPANY and HICKEN ELMER E.

Patent filings in countries

World map showing HANLON JOHN HENRYs patent filings in countries
# Country Total Patents
#1 Canada 11
#2 United States 2

Patent filings per year

Chart showing HANLON JOHN HENRYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport

Focus technologies

# Technology
#1 Locomotives

Top inventors

# Name Total Patents
#1 Hanlon John Henry 13
#2 Hanlon William James 4
#3 Hanlon John William 1

Latest patents

Publication Filing date Title
CA187966A Track sander
CA164363A Gauge glass
CA152819A Gauge glass
CA149891A Track sander
CA140094A Track sanding device
CA130936A Track sander
CA129863A Truck sander
CA101017A Track sander
US797890A Track-sanding device.
US642843A Track-sanding apparatus.
CA414981A Air valve for track sanders
CA433075A Dritfing valve
CA261622A Drifting valve