Patents by Inventor Jack L. Latchinian

Jack L. Latchinian 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).

  • Backlight apparatus for illuminating a display with controlled light output characteristics
    Patent number: 6072551
    Abstract: Systems and methods for providing an LCD backlight are described. An LCD backlight system includes: a beam bending and viewing film including a first side including a surface diffuser and a second side including a plurality of substantially parallel optical elements, each of the plurality of substantially parallel optical elements including a first facet that includes a refractive surface and a second facet that includes a total internal reflection surface. The systems and methods provide advantages in that light from the LCD backlight is bright and homogenous.
    Type: Grant
    Filed: January 13, 1997
    Date of Patent: June 6, 2000
    Assignee: Physical Optics Corporation
    Inventors: Tomasz P. Jannson, Joanna L. Jannson, Stephen A. Kupiec, Jack L. Latchinian