Patents by Inventor Gin K. Jung

Gin K. Jung 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).

  • Multi-ported and multi-directional loudspeaker system
    Patent number: 5025886
    Abstract: This invention relates to a loudspeaker having a plurality of sound collecting tubes attached to the rear of the speaker frame or the sound collecting tubes forming the speaker frame for collecting and directing sound waves emitted toward the rear of the speaker diaphragm. The sound collecting tubes are particularly useful for directing and boosting sound waves emitted from the rear of the speaker which is otherwise dissipated or absorbed by the loudspeaker housing material or insulation. In addition, conventional or specialized sound horns may be readily attached to the outlet end of the sound collecting tubes which can direct sound waves emitted by the speaker to any desired direction.
    Type: Grant
    Filed: June 1, 1990
    Date of Patent: June 25, 1991
    Inventor: Gin K. Jung
  • Sound concentrating and directing horn attachment for loudspeakers
    Patent number: D338466
    Type: Grant
    Filed: January 9, 1991
    Date of Patent: August 17, 1993
    Inventor: Gin K. Jung