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DAVID ETCHELLS & SON LTD

Overview
  • Total Patents
    11
About

DAVID ETCHELLS & SON LTD has a total of 11 patent applications. Its first patent ever was published in 1941. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets machine tools, materials and metallurgy and thermal processes are ANHUI RUIJIE FORGING CO LTD, HANHO IND CO LTD and WEFOBA.

Patent filings in countries

World map showing DAVID ETCHELLS & SON LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 2
#3 Germany 1

Patent filings per year

Chart showing DAVID ETCHELLS & SON LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Etchells William Kenneth 2

Latest patents

Publication Filing date Title
DE1078852B Heat furnace for rod-shaped workpieces or pens
GB819977A Improvements in oil-burning furnaces
GB814767A Apparatus for the heat treatment of rod-like articles
GB716841A Improvements in oil-burning furnaces
GB708094A Apparatus for feeding rod-like articles to and through a furnace or other heating zone
GB661763A Apparatus for feeding rod-like articles to and through a furnace or other heating zone
GB591104A Improvements in machines for forging the heads of bolts and like headed articles
GB567945A Novel or improved machine for use in pointing metal studs and the like
GB551357A Improvements in, or relating to, the guideways of screwing machines, lathes and like machines