Patents by Inventor Chung O. Park

Chung O. Park 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).

  • Portable audio device
    Patent number: 5349575
    Abstract: A portable audio device having the functions of a cassette tape recorder, a compact disc player and an AM/FM tuner includes a slimmed body provided with the cassette tape recorder, the compact disc player and the AM/FM tuner, and at least one cover, provided on the slimmed body, for covering the cassette tape recorder and the compact disc player. The slimmed body and the at least one cover are formed to resemble a notebook.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: September 20, 1994
    Assignee: Goldstar Co., Ltd.
    Inventor: Chung O. Park