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HERCULES MOTORS CORP

Overview
  • Total Patents
    56
About

HERCULES MOTORS CORP has a total of 56 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are MOTODAN LTD, CURTIL REMI and KRISTANI FILIP.

Patent filings in countries

World map showing HERCULES MOTORS CORPs patent filings in countries
# Country Total Patents
#1 United States 22
#2 United Kingdom 10
#3 Canada 9
#4 France 8
#5 Denmark 4
#6 Germany 3

Patent filings per year

Chart showing HERCULES MOTORS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kuepfer Matthew C 11
#2 Treiber Otis D 9
#3 Charles Balough 5
#4 Horiak Erwin A V 4
#5 La Salle George W 3
#6 Bouchez Seraphin J 2
#7 Salle George W La 2
#8 Holskey Otto 2
#9 Engel William F 2
#10 Smith Harold G 1

Latest patents

Publication Filing date Title
DE1047523B Self-igniting, air-compressing injection internal combustion engine
GB763392A Improvements in or relating to pistons for compression ignition internal combustionengines
US2787985A Compression ignition internal combustion engine construction, including recessed pistons
DE1032975B Combustion chamber for an internal combustion engine with compression ignition
GB732938A A compression ignition internal combustion engine
US2690742A Compression ignition internal-combustion engine construction
GB745635A Improvements relating to direct fuel injection engines
GB700846A Valve seat insert construction for internal combustion engine
US2696810A Valve seat insert construction for internal-combustion engines
US2709425A Diesel engine cold starting apparatus
US2598801A Lubricating apparatus for internalcombustion engines and the like
US2526242A Fan drive
US2121666A Governor controlled compression ignition internal combustion injection engine
GB476381A Improvement in side combustion chamber internal combustion engines
US2091894A Two-cycle internal combustion engine
DE671504C Self-igniting, air-compressing injection internal combustion engine
GB440452A Improvements in internal combustion engines of the liquid-fuel injection type
GB450532A Improvements in speed governor apparatus
GB444710A Improvements in speed governing apparatus
US2062951A Compression ignition internal combustion engine