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BROWN HARVEY EZRA

Overview
  • Total Patents
    21
About

BROWN HARVEY EZRA has a total of 21 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United Kingdom, United States and Austria. Its main competitors in its focus markets transport and mechanical elements are JIN YAJING, DRUMM STEFAN A and STANLEY HOWARD EDGE.

Patent filings in countries

World map showing BROWN HARVEY EZRAs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 United States 3
#3 Austria 2
#4 Canada 1
#5 Switzerland 1
#6 Spain 1

Patent filings per year

Chart showing BROWN HARVEY EZRAs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Brown Harvey Ezra 19
#2 Harvey Ezra Brown 1

Latest patents

Publication Filing date Title
CA108626A Brake
US864121A Brake mechanism for railway and other vehicles.
GB190611501A Improvements in or relating to Brake Mechanism for Railway and other Vehicles.
US864120A Brake mechanism for railway and other vehicles.
GB190512935A Improved Apparatus for Adjusting and Equalising Pressure and other Brakes Employed on Railways and similar Systems.
GB190502023A Improvements relating to Brake Mechanism for Railway and other Vehicles.
GB190419981A Improvements in Destination and Stopping Place Indicators particularly adapted for use on Railroads or the like.
GB190313227A Improvements in or connected with Automatic Vacuum Brakes
GB190302373A Improvements in Valves for Automatic Vacuum Brakes for Railway and like Vehicles
GB190227621A Improvements in or connected with Vacuum Brake Cylinders
GB190220400A Improvements in or connected with Water-tube Boilers
GB190218256A Improvements in or connected with Vacuum Brake Cylinders
GB190108731A Improvements in Coil Clutches
GB190108091A A Stand for Tools and other Light Articles
US686256A Speed-changing and reversing gear.
GB190022685A Improvements in Coil Clutches or Brakes
GB190015036A Improvements in Speed Changing and Reversing Gears for Motor-driven Vehicles and other purposes.