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W E SYKES LTD

Overview
  • Total Patents
    29
About

W E SYKES LTD has a total of 29 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets machine tools, measurement and machines are WIENER DIETER, Präwema Antriebstechnik GmbH and PRAEWEMA ANTRIEBSTECHNIK GMBH.

Patent filings in countries

World map showing W E SYKES LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 France 5
#3 United States 5
#4 Germany 2
#5 Spain 2
#6 Canada 1

Patent filings per year

Chart showing W E SYKES LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hopkins Jack Rowland 5
#2 Riley Joseph 3
#3 Parkinson William 3
#4 Rowland Hopkins Jack 2
#5 William Parkinson 1
#6 Hopkins Jack R 1
#7 Joseph Riley 1
#8 Stone Ronald Stanley 1
#9 Calderwood Thomas Ethelred 1
#10 Ethelred Calderwood Thomas 1

Latest patents

Publication Filing date Title
GB1069721A Improvements in or relating to gear shaping machines
US3096590A Method of measuring the uniformity of gearings
GB974352A Improvements in or relating to gear shaping machines
GB974351A Improvements in or relating to gear shaping machines
GB910939A Improvements in or relating to the measurement of errors in, for example, gears in transmission systems
US3024707A Gear cutting machines
FR1185101A Grinding machine
US2958984A Machines for grinding gears and similar profiles
GB895949A Improvements in or relating to gear cutting machines
GB881164A Improvements in or relating to machines for grinding gears and similar profiles
FR1083391A Gear cutting machine
FR1082449A Gear cutting machine
US2836014A Machines for grinding gear tooth and like profiles
FR1080941A Improvements to machines for grinding the teeth of gears and similar profiles
GB729147A Improvements in and relating to machines for grinding gear tooth and like profiles
GB787020A Improvements in or relating to gear shaping with pinion cutters
GB692362A Improvements in or relating to gear cutting or like tools
GB666424A Improvements in and relating to gear grinding machines
GB664539A Improvements in and relating to machines for grinding gear tooth and like profiles
GB575110A Improvements in and relating to gearing for producing step by step motion applicableto gear cutting or similar machines