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DETROIT BROACH & MACHINE COMPA

Overview
  • Total Patents
    11
About

DETROIT BROACH & MACHINE COMPA has a total of 11 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets machine tools and machines are LAPOINTE MACHINE TOOL CO, SMID SA and KOMU KK.

Patent filings in countries

World map showing DETROIT BROACH & MACHINE COMPAs patent filings in countries
# Country Total Patents
#1 United States 6
#2 United Kingdom 5

Patent filings per year

Chart showing DETROIT BROACH & MACHINE COMPAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines

Top inventors

# Name Total Patents
#1 Graf Ernest H H 3
#2 Chayka Joseph P 2
#3 Randall Albert E J 2
#4 Grad Adolf R 1
#5 Finally John M 1

Latest patents

Publication Filing date Title
US3260163A Method of continuous internal broaching
US3185039A Machine for continuous internal broaching
GB819984A Surfacing broaching machines
US2917978A Surface broaching machines
US2841025A Drive means for broaching machines and the like
GB816523A Broaching machine
US2902875A Means for reciprocating elements of machine tools and the like
GB828551A Machine tool with work holder mechanism
US2826964A Internal broaching machine