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SIMPSON WILLIAM EDMUND

Overview
  • Total Patents
    18
About

SIMPSON WILLIAM EDMUND has a total of 18 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United Kingdom, United States and Denmark. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are JUDSON WHITCOMB L, WRIGHT AERONAUTICAL CORP and CAMPODONICO JOHN J.

Patent filings in countries

World map showing SIMPSON WILLIAM EDMUNDs patent filings in countries
# Country Total Patents
#1 United Kingdom 11
#2 United States 6
#3 Denmark 1

Patent filings per year

Chart showing SIMPSON WILLIAM EDMUNDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Simpson William Edmund 18

Latest patents

Publication Filing date Title
US664787A Fluid-pressure motor.
US658596A Lubricator.
US660083A Variable-speed gearing.
US658595A Internal-combustion motor.
GB189912137A Improvements in Lubricators.
GB189912138A Improvements in the Ignition Arrangements of Internal Combustion Motors.
GB189912136A Improvements in Variable-speed Gearing for Gas and like Motors.
GB189909978A Improvements in Fluid Pressure Motors.
GB189909977A Improvements in Internal Combustion Motors.
US632591A Variable-speed gearing.
GB189723357A Improvements in and connected with Internal Combustion Motors.
US667590A Gas or other hydrocarbon engine.
GB189627184A Improvements in Motor-driven Vehicles.
GB189614211A Improvements in and relating to Pneumatic Tyres and Rims for the Wheels of Cycles and other Road Vehicles.
GB189610438A Improvements in Narrow-ware Looms for Weaving.
GB189604924A Improvements in Gas and other Hydrocarbon Engines.
GB189603887A Improvements in Machine Guns.