Patents by Inventor Johnathan Harrold

Johnathan Harrold 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).

  • Spatial light modulator and directional display
    Patent number: 6023315
    Abstract: A liquid crystal spatial light modulator comprises columns and rows of picture elements. The columns are arranged as groups of columns, for instance under respective parallax generating elements in an autostereoscopic 3D display. The picture elements are arranged as sets to form color picture elements such that the picture elements of each set are disposed at the apices of a polygon, such as a triangle, and are disposed in corresponding columns of the groups of columns.
    Type: Grant
    Filed: July 3, 1996
    Date of Patent: February 8, 2000
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Johnathan Harrold, Graham John Woodgate