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CHURCHILL GEAR MACHINES LTD

Overview
  • Total Patents
    18
About

CHURCHILL GEAR MACHINES LTD has a total of 18 patent applications. Its first patent ever was published in 1957. It filed its patents most often in United Kingdom, Canada and Germany. Its main competitors in its focus markets machine tools, measurement and surface technology and coating are DEAKIN GEARS LTD, YANASE YOSHIKOTO and Präwema Antriebstechnik GmbH.

Patent filings in countries

World map showing CHURCHILL GEAR MACHINES LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 15
#2 Canada 1
#3 Germany 1
#4 United States 1

Patent filings per year

Chart showing CHURCHILL GEAR MACHINES LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Palmer Raymond Leslie 4
#2 Deakin Thomas Meyrick 2
#3 Alfred Mills John 1
#4 Mills John Alfred 1
#5 Meyrick Thomas 1
#6 Lee Brian 1
#7 Mills John A 1

Latest patents

Publication Filing date Title
GB1352894A Gear formijg machine
GB1347983A Gear hobbing machine
GB1076075A Abrasive wheel trimming device
GB1061230A New or improved means for trimming a grinding wheel
GB1045638A Control device for machine tools and the like
GB1047806A Method of and arrangement for trimming grinding wheels
GB1047807A An improvement in or relating to grinding machines
GB1061739A Improvements in and relating to hobbing machines
GB1030532A An improvement in or relating to hobbing machines
GB1033591A A new or improved device for trimming grinding wheels
GB880122A Improvements in and relating to hobbing machines
GB895831A Improvements relating to hobbing machines
GB875516A A machine for washing gear components
GB905751A A new or improved machine for checking helix angle and pitch radius of gear wheels
US2995068A Hobbing machines
GB829366A Improvements in and relating to hobbing machines
CA652477A Hobbing machines