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SUPERIOR STEEL CORP

Overview
  • Total Patents
    69
About

SUPERIOR STEEL CORP has a total of 69 patent applications. Its first patent ever was published in 1931. It filed its patents most often in Canada, United Kingdom and United States. Its main competitors in its focus markets machine tools, machines and surface technology and coating are HENRY JONES ERNEST, MUUKKA ESKO and JESSOP STEEL COMPANY.

Patent filings in countries

World map showing SUPERIOR STEEL CORPs patent filings in countries
# Country Total Patents
#1 Canada 27
#2 United Kingdom 23
#3 United States 18
#4 France 1

Patent filings per year

Chart showing SUPERIOR STEEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keene Walter Lewis 10
#2 Keene Walter L 8
#3 Carlson William A 8
#4 Carlson William Arthur 7
#5 Collins Carl I 3
#6 Kientz Jr Joseph C 3
#7 Keil Walter A 3
#8 Rickley Samuel S 2
#9 Potter Robert 2
#10 Pryde David 2

Latest patents

Publication Filing date Title
GB781793A Improvements in or relating to a method of arc welding, apparatus therefor and to the making of bimetallic billets
US2777936A Making bimetallic billet
GB740931A Improvements in or relating to the method of making a composite metal billet
GB740930A Improvements in or relating to apparatus for making composite metal billets
GB728338A Improvements in or relating to bimetallic billets and processing thereof
GB712153A Improvements in or relating to a method of making a cold formed bimetallic shape
US2653117A Method of making a cold formed bimetallic shape
GB712336A Improvements in or relating to rolling mill and backing structure and adapter for rolling mills
GB687684A Improvements in or relating to composite billet and manufacture thereof
US2537207A Bimetallic billet
GB656955A Improvements in or relating to a composite elongated billet
GB680801A Improvements in or relating to a bimetallic billet and product
GB656753A Improvements in or relating to a peening machine
US2539205A Peening machine
GB666847A Improvements in or relating to a bimetallic billet
US2605775A Process of teating cold rolled straight chrome type stainless steel
GB628476A Improvements in or relating to an article of cutlery and method of making same
GB618610A Improvements in or relating to bimetallic billet and method of making same
US2514873A Bimetallic billet
US2468206A Bimetallic billet