Patents by Inventor Hun S. Park

Hun S. 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).

  • Battery powered electronic guitar
    Patent number: 4312258
    Abstract: An improved speaker mounting for an electronic guitar is provided. The mounting includes a rubber cup extending into the interior of the guitar from a cut out in the top board surface of the guitar. The cup has a flanged rim extending about the opening and a grove formed below the flange. A speaker is disposed within the cup and has portions captured in position by the grove. A cap is positioned over the cut out and screw means extend through the cap and cup flange into the guitar top surface securing the cap and flange to the top surface.
    Type: Grant
    Filed: November 6, 1979
    Date of Patent: January 26, 1982
    Assignee: Hyo-San Industries Co., Ltd.
    Inventor: Hun S. Park