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JEAN ROMEYN

Overview
  • Total Patents
    35
About

JEAN ROMEYN has a total of 35 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets engines, pumps and turbines, control and environmental technology are ALFRED HUBERT ROY FEDDEN, DAVEY PAXMAN & COMPANY LIMITED and ALEXANDER WINTON.

Patent filings in countries

World map showing JEAN ROMEYNs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 Germany 9
#3 United States 8
#4 France 4
#5 Switzerland 1

Patent filings per year

Chart showing JEAN ROMEYNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jean Romeyn 9
#2 Romeyn Jean 4

Latest patents

Publication Filing date Title
US1967538A Starting and reversing mechanism for internal combustion engines
GB359710A Improvements in and relating to starting and reversing mechanisms for internal combustion engines
US1674571A Two-stroke internal-combustion engine
GB241398A Improvements in or relating to internal combustion engines
US1529719A Liner for cylinders of internal-combustion engines
US1524842A Fuel pump for internal-combustion engines
US1538594A Internal-combustion engine
GB213184A Improvements in or relating to internal combustion engines
US1522081A Two-stroke internal-combustion engine
GB211389A Improvements in or relating to two-stroke internal combustion engines
GB205414A Improvements in or relating to liners for cylinders of internal-combustion engines
US1576933A Centrifugal governor
GB203593A Improvements in or relating to fuel pumps for internal combustion engines
GB207998A Improvements in means for regulating the injection air pressure in internal combustion engines
US1530414A Internal-combustion engine
GB195311A Improvements in or relating to automatic pressure regulating device for steam engines
GB194856A Improvements relating to centrifugal governors
GB187683A Improvements in or relating to pumps for internal combustion engines
GB171339A Improvements in automatic compression reducing gear for uniflow engines and the like
GB173181A Cylinders for uniflow engines