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TUNGUM COMPANY LTD

Overview
  • Total Patents
    29
About

TUNGUM COMPANY LTD has a total of 29 patent applications. Its first patent ever was published in 1951. It filed its patents most often in United Kingdom, Canada and Belgium. Its main competitors in its focus markets mechanical elements, machine tools and thermal processes are PETRO OIL & LUBRICANT RES INST OF THE GENERAL LOGISITIC DEPT PLA, ROEGNER PETER and FORM RITE.

Patent filings in countries

World map showing TUNGUM COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 Canada 5
#3 Belgium 3
#4 Germany 3
#5 France 3
#6 United States 3
#7 Switzerland 2
#8 Denmark 1

Patent filings per year

Chart showing TUNGUM COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shaw John 9
#2 John Shaw 3
#3 Sanford Richard Ayshford 3
#4 Sanford Richard A 2
#5 Ayshford Sanford Richard 2
#6 Richard Ayshford Sanford 1
#7 Ayshford-Sanford Richard 1
#8 Richard Ashford Sanford 1
#9 Wilkes Thomas Henry 1

Latest patents

Publication Filing date Title
GB1198490A Improvements in or relating to Pipe Couplings
GB1198489A Improvements in or relating to Pipe Couplings
GB1094477A Improvements in or relating to couplings
GB925692A Improvements in or relating to change-speed drives
FR1226266A Machine for cleaning eggs and similar shaped objects
FR1222945A Drill
GB902663A Improvements in or relating to change-speed drives
GB858685A Improvements in or relating to the dry cleaning of rounded objects
GB919341A Improvements in or relating to machine tools
GB810472A Improvements in or relating to pipe couplings
GB736855A Improvements in or relating to bending machines
CA883195A Pipe couplings
CA706569A Dry cleaning of rounded objects
CA889734A Pipe couplings
CA657562A Drilling machine
CA719848A Change-speed drives