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LOUIS HENRI LIBERT BELLEM

Overview
  • Total Patents
    21
About

LOUIS HENRI LIBERT BELLEM has a total of 21 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets engines, pumps and turbines, control and packaging and shipping are GANSER HYDROMAG, PIERRE ETIENNE BESSIERE and LOUIS OSBORNE FRENCH.

Patent filings in countries

World map showing LOUIS HENRI LIBERT BELLEMs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 France 6
#3 Germany 5

Patent filings per year

Chart showing LOUIS HENRI LIBERT BELLEMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bellem Louis-Henri-Libert 6
#2 Bregeras Gaston-Jean-Baptiste 2
#3 Bellem Louis Henri Libert 1

Latest patents

Publication Filing date Title
GB497297A Injection devices for internal combustion engines
GB466477A Fuel injection pumps for internal combustion engines
GB379199A Improvements in fuel-injection pumps
GB334007A Fuel feeding device for internal combustion engines
GB320801A Improvements in liquid fuel admission devices for the cylinders of internal combustion engines
GB306688A Improvements in fuel pumps
GB278924A Improvements in fuel feeding devices for internal combustion engines
GB269454A Improvements in feed pumps for internal combustion engines
GB271769A Improvements in or relating to distributing valves for supplying fuel to internal combustion engines
GB212304A Improvements in and relating to pumps having an adjustable delivery, particularly adapted for feeding internal combustion engines with fuel