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HILLER AIRCRAFT CORP

Overview
  • Total Patents
    45
About

HILLER AIRCRAFT CORP has a total of 45 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets transport, environmental technology and engines, pumps and turbines are ALDO TAMMEO, DERMOT JOSEPH MOONEY and BERTOLIN POMPEO.

Patent filings in countries

World map showing HILLER AIRCRAFT CORPs patent filings in countries
# Country Total Patents
#1 United States 14
#2 France 9
#3 United Kingdom 9
#4 Canada 6
#5 Germany 6
#6 Switzerland 1

Patent filings per year

Chart showing HILLER AIRCRAFT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nichols John B 6
#2 Stuart Iii Joseph 4
#3 Stuart Joseph Iii 3
#4 Nichols John Burton 2
#5 Bennett Edward L 2
#6 Stuart Joseph 2
#7 Nelson Stanley Oscar 1
#8 Laich Alberto L 1
#9 Hiller Jr Stanley 1
#10 Jacobsen Edward H 1

Latest patents

Publication Filing date Title
GB942294A Aircraft landing gear
GB891749A Tail plane for helicopters
DE1235659B Speed control device for an internal combustion engine for a helicopter
US3000445A Helicopter torque control device
US2981337A Propeller blade
US2979286A Horizontal tail plane for helicopters
US3025026A Supplemental flight controls for aircraft
US3005496A Airfoil boundary layer control means
US2963074A Driver's seat
US3049178A Helicopter governor
US3049321A Amphibious aircraft
DE1203613B Light helicopter
GB871050A Improvements in or relating to rotary wing aircraft
US3029047A Collapsible and portable rotary wing aircraft
US2954144A Storage, mixing and dispensing device
US2943685A Fuel supply control for rotary wing aircraft
US2950763A Jet driven rotor
US2950768A Vibration absorbing system and method for rotary wing aircraft blades
US2943816A Vertical take-off high-speed aircraft
CA677732A Helicopter power requirement anticipator and throttle governor damper