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H & A DUFAUX & CIE SA

Overview
  • Total Patents
    20
About

H & A DUFAUX & CIE SA has a total of 20 patent applications. Its first patent ever was published in 1907. It filed its patents most often in Switzerland, United Kingdom and Austria. Its main competitors in its focus markets engines, pumps and turbines are QIU XIUFANG, ALTHAM GEORGE JOHN and GUIDOBONI L.

Patent filings in countries

World map showing H & A DUFAUX & CIE SAs patent filings in countries
# Country Total Patents
#1 Switzerland 17
#2 United Kingdom 2
#3 Austria 1

Patent filings per year

Chart showing H & A DUFAUX & CIE SAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Engines, pumps and turbines

Top inventors

# Name Total Patents
#1 Cie Societe Anonyme H A Dufaux 17

Latest patents

Publication Filing date Title
GB191323078A Explosion Motors the Valve Levers of which are Protected by a Casing.
GB191305882A Arrangement to Cleaning the Piston of an Explosion Motor.