Learn more

LAPOINTE MACHINE TOOL CO

Overview
  • Total Patents
    184
About

LAPOINTE MACHINE TOOL CO has a total of 184 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets machine tools, machines and mechanical elements are DETROIT BROACH & MACHINE COMPA, SMID SA and KOMU KK.

Patent filings in countries

World map showing LAPOINTE MACHINE TOOL COs patent filings in countries
# Country Total Patents
#1 United States 87
#2 United Kingdom 86
#3 Germany 5
#4 Canada 4
#5 France 2

Patent filings per year

Chart showing LAPOINTE MACHINE TOOL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bonnafe Oliver W 23
#2 Monroe Kenneth C 15
#3 West Donald H 13
#4 Phaneuf Wilrose J 11
#5 Lapointe Ralph R 8
#6 Archibald Ronald Leonard 4
#7 Bryant Victor James 4
#8 Haygreen Reginald Arthur 3
#9 Yuryan Joseph B 3
#10 Acton Michael J 3

Latest patents

Publication Filing date Title
US3938846A Automatic loader for broaching machines
FR2238323A5 Cross slide holder for broaching tool sharpening machine - has inter-sliding parts driven in harmonic motion with respect to each other
DE2336576A1 Cross slide holder for broaching tool sharpening machine - has inter-sliding parts driven in harmonic motion with respect to each other
GB1389389A Broach sharpening machine
CA991857A Attachment for broach sharpening machine
US3805944A Automatic loader for broaching machines
GB1365819A Broaching tools
US3762106A Attachment for broach sharpening machine
US3626563A Pot broach
GB1271809A Improvements in and relating to machine tools
US3537354A Surface broaching machines
GB1254847A Improvements in and relating to pot broaching
GB1239904A Improvements in or relating to surface broaching machines
GB1196131A Improvements in or relating to Machine Tools
US3401102A Electrolytic shaping apparatus and feed rate control therefor, based on field changes across the gap caused by a moving electrode
US3377260A Electrochemical machining using a wheel electrode having a slotted periphery
US3270395A Broach
GB993988A Improvements in work fixture tables for broaching machines
US3247735A Drive for broaching machines and the like
GB947608A Improvements in internal broaching machines