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EDWARD JOHN CLARKE

Overview
  • Total Patents
    13
About

EDWARD JOHN CLARKE has a total of 13 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United Kingdom. Its main competitors in its focus markets machine tools and electrical machinery and energy are O M C CO LTD, BEIHAI SANDALI ELECTRONIC SCIENCE & TECHNOLOGY CO LTD and AKT GES FUER TIEFBOHRTECHNIK U.

Patent filings in countries

World map showing EDWARD JOHN CLARKEs patent filings in countries
# Country Total Patents
#1 United Kingdom 13

Patent filings per year

Chart showing EDWARD JOHN CLARKEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Electrical machinery and energy

Latest patents

Publication Filing date Title
GB595437A Improvements in or relating to the manufacture of flux-coated non-ferrous welding rods or electrodes
GB574550A Improvements in or relating to welding rods
GB573598A Improvements in or relating to electrodes or welding rods and to the production of shaped articles therefrom
GB573595A Improvements in or relating to welding rods
GB573337A Improvements in or relating to welding rods
GB573336A Improvements in or relating to welding rods
GB573338A Improvements in or relating to welding rods
GB444489A Improved electrode holder for use in arc welding
GB427184A Improved electrode holder for use in arc welding
GB415035A Improvements in or relating to electrodes for arc welding
GB409339A Improvements in or relating to the manufacture of welding rods
GB409293A Improvements in or relating to the manufacture of welding rods
GB198202A Improvements in or relating to electrodes for electric welding or soldering