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YARROW HAROLD EDGAR

Overview
  • Total Patents
    40
About

YARROW HAROLD EDGAR has a total of 40 patent applications. Its first patent ever was published in 1913. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets thermal processes, weapons and transport are GO SCIENCE LTD, VOGO CO LTD and YARROW HAROLD E.

Patent filings in countries

World map showing YARROW HAROLD EDGARs patent filings in countries
# Country Total Patents
#1 United Kingdom 27
#2 Canada 7
#3 United States 5
#4 France 1

Patent filings per year

Chart showing YARROW HAROLD EDGARs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yarrow Harold Edgar 40
#2 Gresley Herbert Nigel 2

Latest patents

Publication Filing date Title
GB136486A Improvements relating to the Transverse Framing of Vessels.
GB134141A Improvements relating to the Circulation of Water in Water Tube Boilers.
GB129583A Improvements relating to Double Flow Steam Turbines.
GB123940A Improvements relating to Oil-fired Boilers.
GB120516A Improvements relating to Sprayers for the Ejection of Waste Gases of Marine Engines.
GB117237A Improvements relating to the Ejection of the Waste Gases of Marine Furnaces.
GB122019A Improvements relating to Turbine Blades.
GB109210A Improvements relating to the Steering and Manoeuvring of Ships.
GB106435A Improvements connected with the Storage of Oil Fuel in Vessels.
GB104848A An Air Valve for Furnaces using Liquid Fuel.
US1239999A Emptying and filling the ballast-tanks of submarine vessels.
GB108416A Improvements relating to Submarine Vessels.
GB104318A Improvements relating to Funnels of Submarine Vessels.
GB104653A Improvements relating to the Circulation in Water Tube Boilers.
GB107334A A Safety Device for Oil-fired Boilers.
GB104845A A Water Cooled Valve for Closing the Funnel of a Submarine Vessel.
GB104832A Improvements relating to Emptying and Filling the Ballast Tanks of Submarine Vessels.
GB103272A Improvements relating to the Cooling of Air in Submarine and Submersible Ships.
US1229004A Construction of submarine vessels.
US1266372A Liquid-fuel furnace.