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STURMEY ARCHER GEARS LTD

Overview
  • Total Patents
    83
About

STURMEY ARCHER GEARS LTD has a total of 83 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United Kingdom, France and Austria. Its main competitors in its focus markets transport, mechanical elements and electrical machinery and energy are ROTOR COMPONENTES TECNOLOGICOS S L, SAUNDERS MONTAGU and NEUE ZESAR A G.

Patent filings in countries

World map showing STURMEY ARCHER GEARS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 34
#2 France 17
#3 Austria 10
#4 Germany 9
#5 United States 6
#6 Ireland 4
#7 Canada 2
#8 Belgium 1

Patent filings per year

Chart showing STURMEY ARCHER GEARS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brown William 29
#2 William Brown 6
#3 Oxley Henry 2
#4 Neale George Harold 2
#5 Preece Gordon Herbert 2
#6 Marshall Charles 1
#7 Reed Raymond John 1
#8 Powell William Arthur 1

Latest patents

Publication Filing date Title
GB1004357A Improvements in or relating to twist-grip controls
GB824721A An improved magneto-electric generator
GB796670A Improvements in or relating to free-wheel sprockets for bicycles and the like
DE1062133B Planetary gear change gear for bicycle hubs
US2769354A Epicyclic change speed gears
GB789462A Improvements in or relating to epicyclic change-speed gears
GB762422A An improved lamp
GB739997A An improved lubricator
GB767523A Improvements in or relating to change-speed epicyclic transmission gears
GB738338A Improvements in or relating to epicyclic change speed gears
US2816634A Combined change-speed gear and brake hubs for bicycle wheels
GB749248A Improvements in or relating to epicyclic change-speed gearing
US2687050A Epicyclic change speed gear
GB768342A Improvements in or relating to epicyclic change speed gears
GB703922A Improvements in or relating to combined change-speed gear and brake hubs for bicyclewheels
GB695961A Improvements in or relating to change speed gears for bicycles or the like
DE830618C Freewheel hub for bicycles
DE813122C Bicycle hub change gear with an axially immovable planetary gear
IE19872L Selector mechanism for hub gears
DE825931C Epicyclic gearbox