Patents by Inventor Hyun T Chung

Hyun T Chung 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).

  • Tape cassette loading device
    Patent number: 4795109
    Abstract: A tape cassette loading device comprising a housing, brackets, a cassette holder having a pin, levers having a recess and a gear member, and V-shaped driving member defining two arms wherein one is an arcuate shaped gearing surface and the other extends to form a door, whereby, upon closing the door, the cassette holder is transferred from a cassette take-up portion to a cassette operation position.
    Type: Grant
    Filed: December 23, 1986
    Date of Patent: January 3, 1989
    Assignee: Gold Star Co., Ltd.
    Inventors: Hyun T Chung, Sung C. Hong