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GEORGE J HAGAN COMPANY

Overview
  • Total Patents
    32
About

GEORGE J HAGAN COMPANY has a total of 32 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets materials and metallurgy, thermal processes and surface technology and coating are KOHNLE W WAERMEBEHANDLUNG, SCHWARTZ GMBH and BEN GREENE.

Patent filings in countries

World map showing GEORGE J HAGAN COMPANYs patent filings in countries
# Country Total Patents
#1 United States 24
#2 Canada 4
#3 Germany 2
#4 France 1
#5 United Kingdom 1

Patent filings per year

Chart showing GEORGE J HAGAN COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Talley Randal E 14
#2 Hagan George J 5
#3 Dauch Alan D 4
#4 Knopf Julius R 2
#5 Costello Thomas J 1
#6 Talley Randal Earl 1
#7 Joseph Sandberg 1
#8 Hain Veit A 1

Latest patents

Publication Filing date Title
US1888960A Continuous hardening, quenching, and drawing furnace
US1921592A Pawl conveyer for continuous heating furnaces
US1906659A Conveyer mechanism
US1829710A Carburizing and annealing furnace
US1783156A Heat-treating apparatus
US1792423A Counterflow furnace
US1923036A Conveyer mechanism
US1783155A Electric heating furnace
US1782956A Rotary-hearth furnace
US1625380A Electric heating device
US1532621A Enameling furnace
US1529621A Annealing furnace
US1542278A Electric furnace
US1597737A Charging fork
US1529619A Bar and sheet heating furnace
US1529620A Furnace
US1529617A Bar and sheet heating furnace
US1529618A Bar and sheet heating furnace
US1532558A Resistance-heater support
US1498515A Furnace