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BARKEIJ JEAN A H

Overview
  • Total Patents
    45
About

BARKEIJ JEAN A H has a total of 45 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are CONTINENTAL AIRCRAFT ENGINE CO, BUSCH SULZER BROS DIESEL ENGINE CO and ASLAKSON BAXTER M.

Patent filings in countries

World map showing BARKEIJ JEAN A Hs patent filings in countries
# Country Total Patents
#1 United States 44
#2 Canada 1

Patent filings per year

Chart showing BARKEIJ JEAN A Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barkeij Jean A H 45

Latest patents

Publication Filing date Title
US2522921A Combustion chamber for internalcombustion engines
US2536711A Connecting rod structure
US2535023A Semiautomatic gearshift transmission together with a combined fuel control element and manual gear shifter
US2410333A Hydraulic mechanism
US2287224A Internal combustion engine
US2268370A Inner tube with multiple air chamibers for pneumatic tires
US2191746A Combustion chamber in cylinder heads of internal combustion engines
US2209014A Connecting rod structure
US2255738A Power transmission
US2322411A Semiautomatic gear shift transmission together with a combined fuel control element and gearshifter
US2209013A Valve gear for multicylinder radial engines, together with a reduction and clutch drive gear
US2012902A Method and means of gas distribution in inlet manifolds for internal combustion engines
US2145577A Combustion chamber in cylinder heads of internal combustion engines
US2191745A Internal combustion engine
US2209012A Internal combustion engine
US2173081A Internal combustion engine
US2261898A Automatic gearshift transmission for automobiles together with improvements in clutches and gearboxes
US2181541A Power transmission mechanism
US1885576A Internal combustion engine
US2063362A Internal combustion engine