Doug Hoy

Person

  • Tipp City, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Passive fire protection device

    • Patent number 6,948,567
    • Issue date Sep 27, 2005
    • Skyward, Ltd.
    • Daniel C. Cyphers
    • A62 - LIFE-SAVING FIRE-FIGHTING