Patents by Inventor Hoon-Soo Ham

Hoon-Soo Ham 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).

  • Omni-directional speaker system
    Patent number: 6009972
    Abstract: An omni-directional speaker system having a speaker unit fixed in a speaker cabinet, a first reflecting plate having a hole installed in the speaker cabinet for dispersing sound waves emitted from the speaker unit, and a second reflecting plate disposed over the hole of the first reflecting plate.
    Type: Grant
    Filed: October 2, 1998
    Date of Patent: January 4, 2000
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Soon Choi, Min Kim, Jung-Hun Kwak, Sang-Hun Jeon, Jong-Min Lee, Hoon-Soo Ham