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LOUIS CONSTANTIN

Overview
  • Total Patents
    36
About

LOUIS CONSTANTIN has a total of 36 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets transport, environmental technology and engines, pumps and turbines are SU MAX, LUO CONGGUI and COUSTEAU FOND.

Patent filings in countries

World map showing LOUIS CONSTANTINs patent filings in countries
# Country Total Patents
#1 United Kingdom 16
#2 Germany 8
#3 France 7
#4 United States 5

Patent filings per year

Chart showing LOUIS CONSTANTINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Constantin Louis 7
#2 Louis Constantin 6
#3 Gaston Daloz 1
#4 D Astanieres Francois 1
#5 Paul Fortier-Beaulieu 1

Latest patents

Publication Filing date Title
GB460188A Improvements in apparatus for automatic piloting
GB433404A Improvements in or relating to automatic piloting devices
US2020105A Automatic piloting device
GB365417A Improvements in devices for stabilizing aeroplanes by means of wind vanes
US1956755A Device for stabilizing airplanes by means of wind-vanes
GB364430A Improvements in automatic orienting and effacing devices for wind-motors
US1887802A Wind motor
GB363673A Improvements in regulating devices for machines driven by means of wind-engines
GB310966A Improvements in controlling devices for aircraft
US1818044A Controlling device for aircraft
GB309493A Improvements relating to the regulation of windmills
DE524074C Control device for wind motors, consisting of a differential gear, the opposite gear wheels of which are rotated accordingly by the wind motor and a suitable auxiliary motor
GB309088A Improved device for the automatic orientation of windmills
GB292917A Improvements in or relating to wind motors
DE525718C Device for adjusting wind wheels with a wind rose rotating the movable head of the wind wheel
GB282408A Improvements in apparatus by which windmill wheels and air turbines may be placed out of action during high winds
GB229290A Improvements in electric generating plants operated by windmill power
GB229291A Improvements in electric circuits supplied by electric generators driven by windmills
GB228918A Improvements in regulating arrangements for windmills
US1680666A Ship, boat, and other vehicles provided with aerial turbines