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RICHARD OLDHAM

Overview
  • Total Patents
    12
About

RICHARD OLDHAM has a total of 12 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are HUBER MOTORENBAU INST, ZENITH CARBURETTER COMPANY LTD and CAV ROTO DIESEL.

Patent filings in countries

World map showing RICHARD OLDHAMs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 Germany 1
#3 United States 1

Patent filings per year

Chart showing RICHARD OLDHAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Richard Oldham 1

Latest patents

Publication Filing date Title
US2007871A Oil or other liquid fuel pump
GB426475A Improvements in or relating to liquid fuel injection pumps
GB421818A Oil or other liquid fuel-injection pumps
GB423030A Improvements in liquid fuel injection pumps
GB421808A Improvements in fuel injection pumps
GB421809A Improvements in fuel injection pumps
GB392618A Oil or other liquid fuel pumps
GB403980A Improvements in internal combustion engines of the liquid fuel injection type
GB385642A Oil or liquid pumps
GB370502A Force feed lubricators
GB247680A Improvements in governing apparatus for internal combustion engines