Patents by Inventor Joseph M.J. Rijken

Joseph M.J. Rijken 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).

  • Liquid crystal display device having a sealing edge circumferentially provided with protrusions and method for manufacturing a number of liquid crystal display devices
    Patent number: 5706069
    Abstract: A liquid crystal display device (LCD) comprises two supporting plates (1, 2) which are interconnected by means of a sealing edge (3) and enclose a layer of liquid crystalline material (4). Inter alia, for an improved support upon scratching and breaking of the device, the sealing edge (3) is circumferentially provided with protrusions (3A-3D) which extend from the sealing edge (3) substantially to the edge (11) of at least one of the two supporting plates (1, 2).
    Type: Grant
    Filed: January 9, 1997
    Date of Patent: January 6, 1998
    Assignee: U.S. Philips Corporation
    Inventors: Hendrik C.M. Hermens, Alexander V. Henzen, Chak Seng Leung, Joseph M.J. Rijken