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ROADLESS TRACTION LTD

Overview
  • Total Patents
    124
About

ROADLESS TRACTION LTD has a total of 124 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets transport, mechanical elements and biotechnology are DIPLOCK BRAMAH JOSEPH, SCHULTZ RAINER M and VACLAV ZBORIL.

Patent filings in countries

World map showing ROADLESS TRACTION LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 50
#2 United States 29
#3 Canada 13
#4 France 12
#5 Germany 11
#6 Austria 3
#7 Spain 3
#8 Switzerland 1
#9 Denmark 1
#10 Finland 1

Patent filings per year

Chart showing ROADLESS TRACTION LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Tripp Leonard William 12
#2 Johnson Philip Henry 12
#3 Styles Penn Oscar 10
#4 Henry Johnson Philip 7
#5 William Tripp Leonard 5
#6 John Rackham George 5
#7 Lionel Firth Edward 2
#8 Penn Oscar Styles 2
#9 Briddon Lamb Frederick 2
#10 Willoughby Clark Charles 2

Latest patents

Publication Filing date Title
GB1012906A Improvements in or relating to tractors
GB925255A Improved general purpose vehicle
GB719746A Endless track for a vehicle
GB713505A Improvements in tractor front axles
GB701944A Improved endless track for vehicles
GB680092A Improved endless track for a vehicle
GB653039A Improvements in and relating to endless tracks for vehicles
GB644214A Improvements in agriculatural machines
GB645415A Improvements in vehicular endless tracks of the driven locked girder type
GB590979A Improvements relating to tractor and trailer couplings
GB584239A Improvements in and relating to vehicular endless tracks of the "locked girder" type
GB585251A Improved endless track for tracklaying vehicles
GB584173A Rigidifying means for the flexible endless tracks of vehicles
GB577144A Improvements in or relating to self-propelled tracklaying vehicles
GB573777A Improvements in or relating to endless track vehicles
GB569885A Improvements in or relating to endless track vehicles
GB559876A Improvements in or relating to endless tracks for vehicles
GB574268A Improvements in or relating to tracklaying vehicles
GB574013A Improvements in and relating to endless track vehicles
US2370667A Endless track for vehicles