Patents by Inventor Joseph Yee

Joseph Yee 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).

  • Eye safe laser imaging system
    Patent number: 5383200
    Abstract: An active night vision system capable of viewing a target over long distances utilizes laser illumination in eye-safe, invisible wavelength regions of about 1.52-1.76 .mu.m or about 2.03 .mu.m-2.34 .mu.m for illuminating a target; and electronically receives, intensifies and displays or stores the reflected image.
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: January 17, 1995
    Assignee: AlliedSignal Inc.
    Inventors: Joseph J. Barrett, Joseph Yee, William R. Rapoport