Patents by Inventor Tsung M. Ko

Tsung M. Ko 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).

  • Patent number: 5491384
    Abstract: A light source for a contact image sensor, including an electroluminescent screen fastened to the scanning face glass of a contact image sensor at the back either by bonding or printing and having a narrow gap through which reflected light from document passes to the lens of the contact image sensor.
    Type: Grant
    Filed: August 30, 1994
    Date of Patent: February 13, 1996
    Assignee: Dyna Image Corporation
    Inventors: Cheden Cheng, Shih S. Huang, Tsung M. Ko, Hsin C. Su