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Frank D. Robinson

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  • Rancho Palos Verdes, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for bonding main rotor blades
    • Patent number 4,449,703
    • Issue date May 22, 1984
    • Robinson Helicopter Company
    • Frank D. Robinson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Process for bonding main rotor blades from parts having different c...
    • Patent number 4,223,429
    • Issue date Sep 23, 1980
    • Robinson Helicopter Company
    • Frank D. Robinson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotor hub and oil seal
    • Patent number 4,131,391
    • Issue date Dec 26, 1978
    • Robinson Helicopter Co.
    • Frank D. Robinson
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Control stick assembly
    • Patent number 4,114,843
    • Issue date Sep 19, 1978
    • Robinson Helicopter Co.
    • Frank D. Robinson
    • B64 - AIRCRAFT AVIATION COSMONAUTICS