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ARMSTRONG PATENTS CO LTD

Overview
  • Total Patents
    367
About

ARMSTRONG PATENTS CO LTD has a total of 367 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets mechanical elements, transport and machines are CONTITECH LUFTFEDERSYST GMBH, SOGEFI HD SUSPENSIONS GERMANY GMBH and WESTINGHOUSE AIR SPRING COMPAN.

Patent filings in countries

World map showing ARMSTRONG PATENTS CO LTDs patent filings in countries

Patent filings per year

Chart showing ARMSTRONG PATENTS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dickinson Ronald Sidney 45
#2 Armstrong William 24
#3 Wordsworth Jack 19
#4 Rollitt John 18
#5 Bartram Mervyn 18
#6 Dickinson Ronald S 16
#7 Sidney Dickinson Ronald 14
#8 Stephens Ronald Bertram 8
#9 Day Alan Robert Andrew 8
#10 Poyser John 7

Latest patents

Publication Filing date Title
GB8707002D0 Method of and apparatus for the manufacture of friction brake shoes
GB8629682D0 Telescopic shock absorber construction
GB8609144D0 Position sensing
GB8411319D0 Shock absorbers
GB8308913D0 Shock absorber seal
GB2108678A Shock absorber or ram position sensing system
EP0060098A2 Improvements relating to hydropneumatic suspension units
EP0059621A2 Improvements relating to hydropneumatic suspension units
GB2108672A Vehicle body repair detector
GB2073366A Hydraulic shock absorbers
GB2038928A Improved Ball Joint
GB2027207A Vehicle suspension systems
GB2022697A Improvements in or relating to exhaust gas silencers for internal combustion engines
GB2015121A Filling Gas Springs
ES477376A1 A piston device for a telescopic hydraulic damper.
GB2013826A Sealing hydropneumatic shock absorbers
GB2012020A Telescopic hydraulic shock absorbers
ZA7900229B Vehicle wheel suspension struts
AU4347779A Shock absorber piston
ZA7900182B Telescopic hydraulic shock absorbers