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DEHAVILLAND AIRCRAFT CANADA

Overview
  • Total Patents
    47
About

DEHAVILLAND AIRCRAFT CANADA has a total of 47 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets transport, engines, pumps and turbines and telecommunications are CUSTER WILLARD R, BENSON WILLIAM and CAZALS OLIVIER.

Patent filings in countries

World map showing DEHAVILLAND AIRCRAFT CANADAs patent filings in countries

Patent filings per year

Chart showing DEHAVILLAND AIRCRAFT CANADAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Charles Whittley Donald 7
#2 Whittley Donald Charles 5
#3 Gilbertson Frederick L 4
#4 Arthur Fry John 3
#5 Aubrey King Ian 2
#6 Albert Conway John 2
#7 James Taylor Henry 2
#8 Garland Douglas B 2
#9 Whittley Donald C 2
#10 Arthur Mee Francis Herbert 2

Latest patents

Publication Filing date Title
US4456458A Air intake system for engine
CA1201894A Air intake system for engine
CA1135236A Nozzle structure with notches
CA911969A Stolport structure
GB1273785A High forward speed vertical take-off and landing aircraft
US3602460A Aircraft having vertical and forward motion aerodynamics
US3434674A Storable tubular extensible member device
US3442470A Augmentor wing structure for aircraft
US3332644A Augmentor wing system for transport aircraft
US3285537A Vertical take off and landing aircraft
US3429527A Vertical take-off winged aircraft structure and method
GB1092478A Vertical take off and landing jet aircraft
US3380204A Axially projectable stem device
US3371453A Cassette stem device
US3259340A Intermediate lift system for jet aircraft and method
US3214969A Apparatus for fatigue testing under random loads
US3277300A Infrared personal radiation warning device having a cantilever spring member for supporting a shutter
US3243132A Extensible retractable stem device
US3184189A Dual purpose retractable undercarriage
US3183931A Charging valve for oleo pneumatic aircraft landing struts