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AMPCO METAL INC

Overview
  • Total Patents
    54
About

AMPCO METAL INC has a total of 54 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United States, United Kingdom and Austria. Its main competitors in its focus markets materials and metallurgy, machine tools and machines are EUTECTIC WELDING ALLOYS, HAYNES STELLITE CO and EHJ TI AJ PROPERTIZ INK.

Patent filings in countries

World map showing AMPCO METAL INCs patent filings in countries
# Country Total Patents
#1 United States 40
#2 United Kingdom 5
#3 Austria 4
#4 Germany 4
#5 Switzerland 1

Patent filings per year

Chart showing AMPCO METAL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Klement John F 30
#2 Ingerson Quentin F 5
#3 Garriott Francis E 4
#4 Swift Clinton E 3
#5 Mullen Henry A 3
#6 Emery Garriott Francis 2
#7 Marischen John P 1
#8 Quentin F Ingerson 1
#9 Klement John Francis 1
#10 Anthony Rutt Edward 1

Latest patents

Publication Filing date Title
US3615280A Aluminum bronze article having a hardened surface
GB1187127A Method of Heat Treating Aluminum Bronze Alloy.
US3505104A Method of forming an aluminum bronze article
US3395649A Impeller construction
US3378413A Method of heat treating an aluminum bronze alloy
US3147113A Aluminum bronze alloy containing vanadium and manganese and having improved wear resistance
US3156559A Aluminum bronze alloy containing iron and cobalt and method of heat treating the same
US3156589A Method of forming a composite bronze gear ring
US3176410A Aluminum bronze cylindrical shell
US3062642A Aluminum bronze alloy containing vanadium and having improved wear resistance
US3072508A Method of heat treating copper base alloy
US3117002A Aluminum bronze alloy having improved wear resistance by the addition of cobalt, chromium, and manganese
US3094753A Method of making a composite metal structure
US2979397A Aluminum bronze alloy having improved wear resistance by the addition of cobalt and manganese
US2937941A Aluminum bronze alloy containing manganese and chromium and having improved wear resistance
US3007821A Method of heat treating a cast aluminum bronze article
US2944890A Aluminum bronze alloy having improved wear resistance by the addition of cobalt and chromium
GB842127A Improvements in aluminium bronze
GB842033A Improvements in aluminium bronze
US2874042A Aluminum bronze alloy containing manganese and having improved wear resistance