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BOIRAULT LOUIS

Overview
  • Total Patents
    70
About

BOIRAULT LOUIS has a total of 70 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United Kingdom, Spain and Austria. Its main competitors in its focus markets transport, machines and furniture and games are QINGDAO SRI TECH CO LTD, CUSHION COUPLER CORP and KNORR BREMSE KG.

Patent filings in countries

World map showing BOIRAULT LOUISs patent filings in countries
# Country Total Patents
#1 United Kingdom 15
#2 Spain 13
#3 Austria 12
#4 Switzerland 12
#5 United States 11
#6 Denmark 4
#7 Canada 3

Patent filings per year

Chart showing BOIRAULT LOUISs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Boirault Louis 52
#2 Louis Boirault 5
#3 Boucher Pierre 2

Latest patents

Publication Filing date Title
ES107633A1 A mounting device of a self-coupling coupling device.
US1127170A Pipe-coupling device for railway and tram cars.
CA163031A Connector for electric wires
US1216057A Electrical coupling device for railway and other vehicles.
CA154438A Car coupler
GB191329993A Improvements relating to Couplings for Railway and like Vehicles.
US1102862A Centering device for car-couplings.
GB191318860A Improvements in Couplings for Railway and like Vehicles.
US1227375A Electric connection for railway-vehicles.
GB191313820A Improvements in Electrical Connection Devices for Railway and like Vehicles.
US1155876A Pipe-coupling device for railway and tram cars.
GB191224558A Improvements in Pipe Coupling Devices for Railway and the like Vehicles.
GB191125775A An Improved Automatic Vehicle Coupling.
GB191020679A Improvements in Automatic Couplings for Tramway and like Vehicles.
GB191004195A Improvements in Automatic Couplings for Railway Vehicles.
US998458A Apparatus for braking vehicles.
GB190930088A Improvements in Automatic Brakes for Railways.
US968917A Buffer for automatic couplings for railway and street cars.
GB190901174A Apparatus for Braking Vehicles.
US953510A Railway-car brake.