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O K TOOL CO INC

Overview
  • Total Patents
    127
About

O K TOOL CO INC has a total of 127 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets machine tools and machines are FUTURMILL INC, MILLER FRANK P and VALENITE LLC.

Patent filings in countries

World map showing O K TOOL CO INCs patent filings in countries
# Country Total Patents
#1 United States 69
#2 United Kingdom 49
#3 Germany 7
#4 France 2

Patent filings per year

Chart showing O K TOOL CO INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Ole Severson 18
#2 Williams Thurston V 16
#3 Ernest Reaney 14
#4 Weddell Ralph R 7
#5 Armstrong Harold F 3
#6 Comire Donald E 2
#7 Hussey Forrest A 2
#8 Williams Thurston Vincent 2
#9 Payne Oscar V 2
#10 Thurston Williams 2

Latest patents

Publication Filing date Title
US4357122A Inserted blade end mill
US4140098A Indexable head diamond dressing tool
US3713254A Controlled tool for machining compound surfaces
GB1224834A Improvements in or relating to holder for cutting bits
US3332130A Cutting tool
US3339458A Rotary-cutter tools
US3405433A Rotary machining tool
GB1075207A Cutting tool
US3316615A Machine tool
US3307254A Cutting and burnishing tool
US3270396A Bit holder
US3309758A Cutting tool
US3250155A Recessing tool
US3213516A Cutting tool
US3214825A Tool and bit
US3209431A Cutting tool
US3206843A Device for inserting a cutting blade in a tool socket
US3239911A Bit holder
GB938058A Improvements in or relating to holders for cutting tool bits
GB929530A Improvements in or relating to cutting tool and bit