Patents by Inventor Leon Brian Keller

Leon Brian Keller 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).

  • Organic composites with in-situ formed fibers and extensible matrix
    Patent number: 4037010
    Abstract: Composite materials are disclosed which consist of extensible polymer matrices in combination with three-dimensionally structured, interconnected fibrous masses which are formed "in situ". These composites exhibit novel mechanical characteristics which are distinctly different from those exhibited by conventional fiber-filled elastomers.
    Type: Grant
    Filed: August 2, 1976
    Date of Patent: July 19, 1977
    Assignee: Hughes Aircraft Company
    Inventors: Leon Brian Keller, Raymond E. Kelchner, Jr.