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LATROBE STEEL CO

Overview
  • Total Patents
    77
About

LATROBE STEEL CO has a total of 77 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets materials and metallurgy, mechanical elements and machines are WUDI XIANGSHANG MACHINERY DESIGN SERVICE CO LTD, OUTOKUMPU VDM GMBH and BHN SPECIAL MATERIALS LTD.

Patent filings in countries

World map showing LATROBE STEEL COs patent filings in countries

Patent filings per year

Chart showing LATROBE STEEL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fletcher Stewart G 14
#2 Giles David J 6
#3 Hughes David P 5
#4 Schlatter R 5
#5 Stroup James P 3
#6 Maloney James L 3
#7 Rodney Mark S 3
#8 Maloney Iii James L 3
#9 Waid George 2
#10 Stroup J P 2

Latest patents

Publication Filing date Title
US6200528B1 Cobalt free high speed steels
US5424028A Case carburized stainless steel alloy for high temperature applications
US5207843A Chromium hot work steel
US5102619A Ferrous alloys having enhanced fracture toughness and method of manufacturing thereof
IL87927A Nickel-cobalt alloy
EP0365716A1 Nickel-cobalt base alloys
US4795504A Nickel-cobalt base alloys
GB2019435A Steels
ATA362178A Method for producing a metal pipe
US4168159A High speed steels with phosphorus for improved cutting performance
US4099992A Tubular products and methods of making the same
US3945821A Bearing having extended rolling fatigue life
US3853540A Desulfurization of vacuum-induction-furnace-melted alloys
US3812899A Controlled pressure consumable electrode vacuum arc remelting process
IL37789D0 Cobalt-base alloys
US3723094A Electroflux slags and methods of electroflux remelting
GB1344917A Production of superalloys
CA945784A Production of nickel-base superalloys
CA937426A Production of superalloys
US3715201A Apparatus for electroslag melting