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CRUCIBLE STEEL COMPANY

Overview
  • Total Patents
    35
About

CRUCIBLE STEEL COMPANY has a total of 35 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets materials and metallurgy, machine tools and machines are CRUCIBLE STEEL CO AMERICA, YANCHENG XINYANG ELECTRIC HEATING MAT CO LTD and METALINK SPECIAL ALLOYS CORP.

Patent filings in countries

World map showing CRUCIBLE STEEL COMPANYs patent filings in countries
# Country Total Patents
#1 United States 31
#2 Germany 2
#3 United Kingdom 2

Patent filings per year

Chart showing CRUCIBLE STEEL COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Peter Payson 10
#2 Lowe Wallace K 3
#3 Ferm John F 3
#4 Murray Carl J 2
#5 Gin-Young Chow Joe 2
#6 Chandhok Vijay Kumar 1
#7 Valette Le Roy R 1
#8 William Hopper Edward 1
#9 Gaynor Hyde George 1
#10 Hyde George G 1

Latest patents

Publication Filing date Title
GB1112632A Stainless steel
US2783144A Hard facing alloy
US2712205A Abrading roll
US2686116A Age hardening austenitic steel
US2648602A High strength steel for hightemperature service
US2706696A Age hardening austenitic steel
US2590717A Automatic gauge regulator for grinding and polishing machines
US2586527A Coiler drum for rolling mills and the like
US2704250A High temperature high strength alloys
US2587613A High temperature high strength alloys
US2484903A Heat and corrosion resisting alloy steel
US2503761A Automatic feeding device and control means therefor
US2503760A Automatic feeding device
US2486576A Heat-treatment of cobalt base alloys and products
US2447089A Low alloy high tensile strength, high impact strength steel
US2437630A Wire pay-off mechanism
US2585677A Roll forging machine
US2402048A Sheet feeding mechanism
US2413767A Conveyer mechanism
US2303035A Brightening electrodeposited tincontaining coatings