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CHAPSAL FRANCOIS JULES

Overview
  • Total Patents
    32
About

CHAPSAL FRANCOIS JULES has a total of 32 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United Kingdom, Switzerland and United States. Its main competitors in its focus markets transport and engines, pumps and turbines are DRUCE JOHN M, HILDEBRAND WILHELM DR ING and FLORENTIN KASANTZEFF.

Patent filings in countries

World map showing CHAPSAL FRANCOIS JULESs patent filings in countries
# Country Total Patents
#1 United Kingdom 12
#2 Switzerland 6
#3 United States 6
#4 Spain 5
#5 Austria 3

Patent filings per year

Chart showing CHAPSAL FRANCOIS JULESs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Chapsal Francois Jules 21
#2 Saillot Alfred Louis Emile 18
#3 Francois Jules Chapsal 6
#4 Louis Emile Saillot Alfred 5

Latest patents

Publication Filing date Title
GB191512551A Improvements in or relating to Compressed Air Brakes.
GB191417662A Improvements in or relating to Pneumatic Brakes.
GB191411237A Improvements in Compressed Air Brakes.
US1153604A Piston with two cupped leathers.
GB191404485A Improvements in or relating to Pneumatic Brakes.
GB191212780A Improvements in and relating to Pneumatic Brakes.
US1083521A Pneumatic brake.
US1092339A Device for accelerating the application of pneumatic brakes.
US929551A Accelerator for continuous pneumatic brakes.
GB190725820A Improved Device for Accelerating the Application of Pneumatic Brakes.
US800358A Braking-regulator.
US802913A Pneumatic brake for goods-trains.
GB189617989A Improvements in Automatic Brakes intended for Railway Vehicles.
GB189504515A Improvements in and relating to Brake Apparatus for Railway Vehicles.