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BRISTOL AEROPLANE CO LTD

Overview
  • Total Patents
    845
About

BRISTOL AEROPLANE CO LTD has a total of 845 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets engines, pumps and turbines, transport and environmental technology are NAPIER & SON LTD, ALAN ARNOLD GRIFFITH and CHRISTIAN LORENZEN.

Patent filings in countries

World map showing BRISTOL AEROPLANE CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 412
#2 France 187
#3 United States 129
#4 Canada 90
#5 Germany 18
#6 Austria 6
#7 Spain 3

Patent filings per year

Chart showing BRISTOL AEROPLANE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roy Fedden Alfred Hubert 26
#2 Marchant Francis Charles Ivor 17
#3 Owner Frank Morgan 15
#4 George Butler Leonard Frederic 14
#5 Fedden Alfred Hubert Roy 13
#6 Ivor Marchant Francis Charles 13
#7 Morgan Owner Frank 12
#8 Whitehead Frederick William 11
#9 Bell John Ernest 9
#10 Butler Leonard Frederick Georg 7

Latest patents

Publication Filing date Title
ES232431A1 Improvements in axil current compressors (Machine-translation by Google Translate, not legally binding)
US2931442A Fuel supply systems for propeller turbine engines
ES227275A1 Improvements in the combustión chambers (Machine-translation by Google Translate, not legally binding)
ES226869A3 Improvements in flame tubes or combustión chambers (Machine-translation by Google Translate, not legally binding)
GB820709A Improvements relating to fuel supply systems for propeller turbine engines
GB765694A Improvements in or relating to speed responsive devices
GB766368A Improvements in or relating to brazing alloys
US2759303A Polishing machines
GB752009A Improvements in or relating to devices responsive to interruption of a fixed ratio transmission between two rotary machines to initiate protective action
GB775013A Improvements in or relating to apparatus for detecting the formation of ice on a surface
US2812897A Gas turbine engines
GB744609A Improvements in or relating to aircraft
GB767300A Improvements in cutting fluids for use in machining metals
GB762679A Improvements in or relating to rotor assemblies for gas turbine engines
GB759629A Improvements in or relating to installation arrangements for gas turbine engines
GB744437A Improvements in or relating to rotor blades for helicopters and like rotary wing aircraft
GB763172A Improvements in or relating to brazing processes
GB762958A Improvements in or relating to sealing means for preventing or reducing the escape of a liquid through a gap between a pair of relatively rotating elements
GB749471A Improvements in or relating to aircraft controls
GB748094A Improvements in or relating to aircraft controls