Patents by Inventor Thaddeus Raymond Ulijasz

Thaddeus Raymond Ulijasz 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).

  • Night vision compatible display backlight
    Patent number: 7525611
    Abstract: A system and method of backlighting a display using LEDs is night vision viewing compatible and requires no filters. The backlight includes an array of LEDs and a controller configured to selectively illuminate the LEDs in the array. The array of LEDs includes orange LEDs that are illuminated during a night vision viewing mode and may include red LEDs that are illuminated in a non-night vision viewing mode.
    Type: Grant
    Filed: January 24, 2006
    Date of Patent: April 28, 2009
    Assignee: Astronautics Corporation of America
    Inventors: Peter A. Zagar, Thaddeus Raymond Ulijasz