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BLACKSTONE EDWARD CHRISTOPHER

Overview
  • Total Patents
    64
About

BLACKSTONE EDWARD CHRISTOPHER has a total of 64 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets agriculture, engines, pumps and turbines and mechanical elements are CIMA WALLUT, JOSEPH BAMFORD and PUGH CHARLES H LTD.

Patent filings in countries

World map showing BLACKSTONE EDWARD CHRISTOPHERs patent filings in countries
# Country Total Patents
#1 United Kingdom 50
#2 Canada 5
#3 United States 4
#4 Switzerland 2
#5 Denmark 2
#6 Austria 1

Patent filings per year

Chart showing BLACKSTONE EDWARD CHRISTOPHERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Blackstone Edward Christopher 62
#2 Watts Richard Edward 33
#3 Carter Frank 22
#4 Carter Evershed 22
#5 Edward Christopher Blackstone 2
#6 Johnson David 1
#7 Kelly James Senior 1
#8 Goodwin John William 1
#9 Kelly James Joseph Junior 1
#10 Wheelwright George Humphreys 1

Latest patents

Publication Filing date Title
GB109094A An Improved Combined Swath Turner and Side-delivery Rake.
GB191510092A Improvements in Hay-loaders.
GB191508993A Improvements in Force Feed Lubricators.
GB191508242A Improvements in Horse-rakes for Hay and other Crops.
GB191505252A Improvements in Vertical Disc Mills for Grinding Grain and other Substances.
GB191410163A Improvements in Apparatus for Mixing Atomized Fuel with the Air in Internal Combustion Engines.
GB191400632A Improvements in Epicyclic Gearing.
GB191307743A Improved Means for Circulating the Cooling Water of Explosion Engines.
GB191305107A Improvements in and connected with the Governing of Internal Combustion Engines.
GB191229122A Improvements in Apparatus for Injecting Fuel into Internal Combustion Engines, and Means for Igniting the same.
GB191225731A Improvements in Inertia Governors for Internal Combustion Engines.
GB191209662A Improvements in Potato Diggers.
GB191201827A Improvements in Means for Operating the Fuel Spraying Valves for Internal Combustion Engines.
GB191119576A Improvements in Potato Diggers.
GB191108148A Improvements in Horse-rakes.
GB191101553A Improvements in Expanding Horse Rakes.
GB191024901A Improvements in Potato Diggers.
GB191013491A An Improved Combined Swath Turner and Side Delivery Hay Rake.
GB191012955A Improvements in Side Delivery Hay Rakes.
GB191005587A Improvements in Root Cutters.