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JULES EDMOND JOSEPH LEROY

Overview
  • Total Patents
    18
About

JULES EDMOND JOSEPH LEROY has a total of 18 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and transport are CLERGET PIERRE, BLACHE HANS HENRIK and HENRIK BLACHE HANS.

Patent filings in countries

World map showing JULES EDMOND JOSEPH LEROYs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 France 6
#3 Germany 2

Patent filings per year

Chart showing JULES EDMOND JOSEPH LEROYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leroy Jules-Edmond-Joseph 6
#2 Leroy Jules Edmond Joseph 1

Latest patents

Publication Filing date Title
GB396413A Improvements in lubricating boxes of axle bearings
GB271844A Improvements in and relating to packing means for engines, turbines and the like
GB193643A Improvements in stuffing boxes
GB194350A Improved stuffing box adapted for rotary shafts
GB186478A Improvements in stuffing boxes for internal combustion engines, steam engines and turbines
GB171426A Improved internal combustion engine
GB171953A Improved equilibrated device for transforming into circular motion the stroke of an engine piston
GB170251A Improved fuel pump for internal combustion engines
GB166142A Improvements in or relating to stuffing boxes for an explosion engine
GB144702A Improved internal combustion engine for automobile and other purposes