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OLIVER IRON AND STEEL CORP

Overview
  • Total Patents
    25
About

OLIVER IRON AND STEEL CORP has a total of 25 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and civil engineering are HAMUEL WERKZEUGFAB KIRSCHBAUM, KRUEGER FRIEDRICH CARL and MIROPOLECS STANISLAVS.

Patent filings in countries

World map showing OLIVER IRON AND STEEL CORPs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Canada 9
#3 United Kingdom 1

Patent filings per year

Chart showing OLIVER IRON AND STEEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Frank Berry 8
#2 Overly Charles D 3
#3 Fassinger Charles 3
#4 Quartullo Orpheus F 2
#5 Bauman Frederick William 1
#6 Mack Edward Allen 1
#7 Berry Frank 1
#8 Baade Henry 1
#9 Lyon Bruce K 1
#10 Heim Warren Mathias 1

Latest patents

Publication Filing date Title
US2750891A Rotary power device of the rotary abutment type
US2694978A Rotary power device of the rotary abutment type
US2676462A Hydraulic power converter
US2694982A Hydraulic machine
US2713309A Rotary power device of the rotary abutment type
US2697912A Automatic variable torque hydraulic transmission
US2737020A Rotary pump and motor hydraulic transmission
US2614503A Multicylinder rotary abutment hydraulic power converter
GB637117A Improvements in or relating to a fastening device
US2596640A Refrigerator compressor
US2481777A Fastener
US2591285A Bolt finishing machine
US2546866A Apparatus for arranging and delivering bolts or the like
US2409638A Insert bolt
US2345404A Reinforced insulator pin
US1866104A Insulator bracket
CA527510A Hydraulic machine
CA252833A Bending machine
CA248895A Bolt heading machine
CA244816A Bolt heading machine