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VALETTE HENRI DE LA

Overview
  • Total Patents
    12
About

VALETTE HENRI DE LA has a total of 12 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets electrical machinery and energy, engines, pumps and turbines and machines are WATLIFF CO LTD, VESELKA FRANTISEK and INARCA SPA.

Patent filings in countries

World map showing VALETTE HENRI DE LAs patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 United States 3

Patent filings per year

Chart showing VALETTE HENRI DE LAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Valette Henri De La 12

Latest patents

Publication Filing date Title
GB126958A Improved Means for Fixing a Cam or other Part on a Shaft.
GB123724A Improvements in Means for Fixing a Magneto Brush Holder to a Gear-wheel.
GB114429A Improvements in Electric Couplings.
GB110908A Improvements in Electric Couplings.
GB105227A Improvements in Electric Couplings.
GB104870A Improvements in the Mounting of the Cams of Interrupters for use in the Ignition of Internal Combustion Engines.
US999046A Mechanism for governing explosive-engines.
US886225A Current-distributing device for igniting explosive-engines.
GB190609884A Improvements in Current Distributing Devices for Effecting the Ignition in Explosion Engines.
US875534A Magneto igniting device for explosive-engines.
GB190513252A Improvements in Magneto-electric Machines for use in connection with Ignition Devices of Internal Combustion Engines.
GB190501754A Improvements in Electric Ignition Device for Explosion Engines.