Patents by Inventor Douglas Dean Maben

Douglas Dean Maben has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • LIGHT WEIGHT THERMOPLASTIC FLEX FOAM AND HYBRID DUCT SYSTEM
    Publication number: 20080308674
    Abstract: An aerospace vessel including a fuselage, a means for causing the fuselage to fly coupled to the fuselage, and an environmental control system within the fuselage. The environmental control system includes a duct made of closed cell thermoplastic foam, such as polyvinylidene fluoride foam.
    Type: Application
    Filed: June 14, 2007
    Publication date: December 18, 2008
    Inventors: Walter Forrest Frantz, Jayant D. Patel, Douglas Dean Maben, Bruce Whitman, Douglas E. Freeman