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GREENHOUGH JOHN HEATH

Overview
  • Total Patents
    13
About

GREENHOUGH JOHN HEATH has a total of 13 patent applications. Its first patent ever was published in 1980. It filed its patents most often in United Kingdom, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are ACRO AKT GES, ADOLF SCHNUERLE and ACRO AG.

Patent filings in countries

World map showing GREENHOUGH JOHN HEATHs patent filings in countries
# Country Total Patents
#1 United Kingdom 11
#2 EPO (European Patent Office) 1
#3 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing GREENHOUGH JOHN HEATHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Greenhough John Heath 11
#2 Greenhough Alec John 1
#3 Greenhough Thomas Harry 1

Latest patents

Publication Filing date Title
GB9910856D0 Compression ignition engine particulate reduction
GB9525029D0 Control of direct injection engine fuel supply
GB9307696D0 Compression ignition engine
GB8707024D0 Internal combustion engine
GB8616191D0 Method of operating an internal combustion engine
EP0207970A1 Internal combustion engine
GB8520900D0 Internal combustion engine
GB2112859A Spark ignition direct injection i.c.engine
GB2101209A Four stroke I.C. engine with air transfer porting
GB2077853A I.C. Engine with Power Stroke Cooling Fluid Injection
GB2085109A Pipe sealing clamp