Patents by Inventor Kyu N. Choi

Kyu N. Choi 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).

  • Integrated input-output device having a reading and a printing section on a single substrate
    Patent number: 5491566
    Abstract: An integrated input-output device for a data communication terminal equipment including a plurality of photoelectric converting circuits respectively arranged in n aligned blocks each including m aligned photoelectric converting elements, a plurality of first switching circuits respectively arranged in n aligned blocks each including m aligned thin film transistors respectively connected to the photoelectric converting elements of each corresponding one of the photoelectric converting circuits, a plurality of recording circuits respectively arranged in n aligned blocks each including m aligned recording elements, a plurality of second switching circuits respectively arranged in n aligned blocks each including m aligned thin film transistors respectively connected to the recording elements of each corresponding one of the recording circuits, n gate address lines respectively connected in common to gate electrodes of all thin film transistors of the same block-numbered first and second switching circuits, and m
    Type: Grant
    Filed: November 24, 1993
    Date of Patent: February 13, 1996
    Assignee: Goldstar Co., Ltd.
    Inventors: Tae K. Oh, Kyu N. Choi, Chang W. Hur