Patents by Inventor Brad O. Hillinger

Brad O. Hillinger 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).

  • Composite structure
    Patent number: 4749601
    Abstract: Rigid lightweight composite panel. The panel comprises a honeycomb core, and sheets of rigid lightweight polyvinyl chloride (PVC) having a foamed center and smooth matte surfaces, bonded directly to opposite sides of the core, preferably by thin layers of pressure sensitive adhesive material. The panels are useful as custom exhibits and for other purposes.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: June 7, 1988
    Inventor: Brad O. Hillinger
  • Honeycomb panel
    Patent number: 4606959
    Abstract: Rigid lightweight composite panel. The panel comprises a honeycomb core with thin imperforate facing sheets bonded thereto, and sheets of lightweight polyvinyl chloride (PVC) having a foamed center and smooth matte surfaces. The PVC sheets are bonded to the facing sheet by thin layers of pressure sensitive adhesive material which is adhesive on both sides. The panels are useful as custom exhibits and for other purposes.
    Type: Grant
    Filed: April 25, 1985
    Date of Patent: August 19, 1986
    Inventor: Brad O. Hillinger