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FLETCHER JOSEPH ERNST

Overview
  • Total Patents
    17
About

FLETCHER JOSEPH ERNST has a total of 17 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets thermal processes, materials and metallurgy and engines, pumps and turbines are KATOWICE METALURGICZNY HUTA, FRITZ MARGUERRE DR ING and BLOMQUIST JOHAN VIKTOR.

Patent filings in countries

World map showing FLETCHER JOSEPH ERNSTs patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 United States 3

Patent filings per year

Chart showing FLETCHER JOSEPH ERNSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fletcher Joseph Ernst 17
#2 Harrison James 2
#3 Burrows Lycurgus 1
#4 Green Samuel 1
#5 Venimore Theodore Albert 1

Latest patents

Publication Filing date Title
GB124077A Improvements in or connected with Furnace-roofs.
GB122244A Improvements in or connected with the Pudding of Iron.
US1220081A Puddling-iron.
GB191507691A Improvements in and connected with Puddling Iron.
GB191227313A Improvements in and connected with Means for "Blowing Off" and "Scumming" Steam Generators.
GB191209555A Improvements in Furnace Grates.
GB191209452A Improvements in or connected with the Supplying of Air to Furnaces.
US1032197A Heating or circulation of steam-generators.
GB191117317A Improvements in Steam Generator Gauge and other similar Appliances.
GB191120087A Improvements in or connected with Furnances.
GB191117313A Improvements in or connected with the Removal of Liquid contained in Steam or other Gases.
GB191114468A Improvements in or connected with the Heating and Circulation of "Feed-water" of Steam Generators.
US998568A Steam generation.
GB191004594A Improvements in or connected with Steam Generation.
GB190302902A An Improved Means of Obtaining Converging Pressure.
GB190110131A Improvements in or connected with Hydraulic Presses and Machines