Patents by Inventor John F. Downey, Jr.

John F. Downey, Jr. 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).

  • Stabilized light-polarizing material
    Patent number: 4818624
    Abstract: Light polarizers stabilized against effects of temperature and humidity are provided by a silylation method whereby a polyvinyl alcohol light-polarizing sheet is treated with an organosilane and is heated to bond the organosilane to the polyvinyl alcohol surface and to thereby silylate the surface thereof.
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: April 4, 1989
    Assignee: Polaroid Corporation, Patent Department
    Inventor: John F. Downey, Jr.
  • Liquid crystal display having silylated light polarizers
    Patent number: 4759611
    Abstract: A liquid crystal display is disclosed having silylated polyvinyl alcohol polarizing layers.
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: July 26, 1988
    Assignee: Polaroid Corporation, Patent Department
    Inventor: John F. Downey, Jr.