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DUNLOP RUBBER AUSTRALIA LTD

Overview
  • Total Patents
    21
About

DUNLOP RUBBER AUSTRALIA LTD has a total of 21 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets electrical machinery and energy, environmental technology and machines are SHENZHEN JINFAN POWER CO LTD, CHLORIDE ELECTRICAL STORAGE CO and ENERSYS LTD.

Patent filings in countries

World map showing DUNLOP RUBBER AUSTRALIA LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 5
#3 Germany 4
#4 Canada 2
#5 United States 2

Patent filings per year

Chart showing DUNLOP RUBBER AUSTRALIA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cavill Howlett John 2
#2 Howlett John Cavill 2
#3 Mcleod Ward David 2
#4 Ralph Leonard John Michael 1
#5 Michael Ralph Leonard John 1
#6 Howlett John C 1
#7 Ralph Leonard J M 1

Latest patents

Publication Filing date Title
DE1596034A1 Plate unit for multi-cell batteries
GB1114332A Improvements relating to plate assemblies for multi-cell batteries
DE1533224A1 Lead alloy
GB1071192A Electrolyte container for dry charge batteries
US3250434A Electrolyte container for dry charge batteries
GB1005558A Improvements in or relating to the manufacture of grids for lead-acid batteries
GB977005A Improvements in cells for wet storage batteries
GB604965A Improvements relating to the vulcanisation of rubber
GB604964A An improved method of bonding rubber to metal, glass and the like
GB585682A Improvements in and relating to valves for plural chambered pneumatic tubes
CA766325A Cells for wet storage batteries
CA797337A Electrolyte container for dry charge batteries