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CARPENTER STEEL CO

Overview
  • Total Patents
    102
About

CARPENTER STEEL CO has a total of 102 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets materials and metallurgy, machine tools and machines are SUZHOU SHUANGJIN IND CO LTD, WUXI HUAGONG THIN PLATE CO LTD and TRANTIN JR JACOB.

Patent filings in countries

World map showing CARPENTER STEEL COs patent filings in countries
# Country Total Patents
#1 United States 55
#2 United Kingdom 23
#3 Canada 18
#4 France 3
#5 Belgium 1
#6 Switzerland 1
#7 Germany 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kegerise Wesley R 11
#2 Post Carl B 10
#3 Heydt Gerald B 8
#4 Palmer Frank R 7
#5 Culp Neil J 5
#6 Kegerise Wesley Robert 4
#7 Luerssen George V 4
#8 Fetzer Maurice C 4
#9 Lanphier Basil T 4
#10 Eberly Warren S 3

Latest patents

Publication Filing date Title
US3408178A Age hardenable stainless steel alloy
US3364013A Stainless steel alloy
GB1152687A Corrosion Resistant Alloy
US3391465A Effective diameter gauge
GB1126852A Age hardenable stainless iron base alloys
GB1125624A Stainless steel alloy
US3362813A Austenitic stainless steel alloy
US3391448A Process for working metals and alloys and a composite billet for use therein
US3192040A Free machining alloy
US3192039A Free machining alloy
US3183084A High temperature austenitic alloy
US3269834A Magnetic alloys
US3169858A Austenitic steel alloy
GB965585A Age-hardenable austenitic chromium-nickel-titanium steel
US3131284A Non-consumable electrode arc welding of tubing
US3168397A Steel alloy
GB986061A Alloys having improved machinability
US3129473A Through-plug mold stool
US3136665A Alloy steel
GB885168A Single phase austenitic steel alloy