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HILL DIESEL ENGINE COMPANY

Overview
  • Total Patents
    12
About

HILL DIESEL ENGINE COMPANY has a total of 12 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Canada, United Kingdom and United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and chemical engineering are SPIRRIT ENVIRONMENTAL TECH, DOXFORD WILLIAM & SONS LTD and WURTELE ALLAN R.

Patent filings in countries

World map showing HILL DIESEL ENGINE COMPANYs patent filings in countries
# Country Total Patents
#1 Canada 4
#2 United Kingdom 4
#3 United States 4

Patent filings per year

Chart showing HILL DIESEL ENGINE COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hill Harry D 7
#2 Olds Ransom E 1

Latest patents

Publication Filing date Title
US2099371A Diesel engine
US1999693A Fuel pump valve for diesel engines
GB375461A Improvements in or relating to oil engines
GB375286A Improvements in or relating to internal combustion engines of the liquid fuel injection type
GB373647A Improvements in the liquid fuel injection arrangements and combustion chambers of oil engines
GB372812A Improvements in or relating to internal combustion engines
US1926743A Fuel injection pump for internal combustion engines of the diesel type
US1835047A Filter for fuel injection lines of internal combustion engines
CA309717A Filter for fuel injection lines of internal combustion engines
CA334159A Internal combustion engine
CA325160A Internal combustion engine
CA322296A Engine fuel injection pump