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FOWLER JOHN & CO LEEDS LTD

Overview
  • Total Patents
    38
About

FOWLER JOHN & CO LEEDS LTD has a total of 38 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets transport, civil engineering and agriculture are RHEINSTAHL HANOMAG AG, GUTBROD MOTORENBAU GMBH and DUFOUR LEON.

Patent filings in countries

World map showing FOWLER JOHN & CO LEEDS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 31
#2 France 5
#3 Germany 1
#4 United States 1

Patent filings per year

Chart showing FOWLER JOHN & CO LEEDS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Howard Arthur Clifford 2
#2 Haist Harry 2
#3 Ellis William James 1
#4 Freeman Sanders Arthur 1
#5 Sanders 1
#6 Scholefield John William 1
#7 Atkinson Charles Hallas 1
#8 Wright Clifford 1
#9 Cooper Harry 1

Latest patents

Publication Filing date Title
GB974175A Seals for bearings and bearing assemblies embodying same
GB743174A Improvements in or relating to fastening means for the street plates of endless tracks for vehicles
GB744741A Improvements in or relating to transmission gears of endless track vehicles
GB735282A Improvements in or relating to gear selection and control mechanism for change speed gear boxes
GB713632A Improvements in or relating to change speed gear controls
GB609433A Improvements in or relating to hand starting mechanism for internal combustion engines
GB599755A Improvements in or relating to combustion chambers of compression ignition internal combustion engines
GB599347A Improvements in or relating to tracks for endless track vehicles
US2108392A Cylinder liner for internal-combustion engines
GB448380A Improvements in hydraulic hoisting mechanism
GB418815A Improvements in the suspension of engine and gearbox for motor driven locomotives
GB415320A Improvements relating to tiller frames for rotary tilling machines
GB419493A A combined automatic and positive cambering axle for road rollers
GB418331A Improvements in clutch operating mechanism for road rollers or other vehicles
GB419845A Improvements in the suspension of engine and gearbox for road rollers
GB411613A Improved means for use in converting motor vehicles, tractors and the like from petrol engine to diesel engine drive
GB392064A Improvements in or relating to gulley emptying apparatus
GB387290A Improvements in and relating to gully emptying and recharging apparatus
GB381504A Improvements in or relating to self-propelled tilling machines provided with power driven tilling tools of horizontal rotating type
GB272151A Improvements in or relating to mixing machines