Patents by Inventor Bong Yol Kwak

Bong Yol Kwak 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).

  • Ukulele
    Patent number: 10297242
    Abstract: A ukulele includes a ukulele main body and a circuit board. The ukulele main body includes a head, strings, a fret board, and a body. A front surface of the body is provided with a saddle and a bridge. The circuit board is disposed in the body. The circuit board includes a power supply module, a Bluetooth audio input module, a pickup module, a mixing module, and an audio output module. The ukulele can be played in conjunction with a smart phone accompaniment and ensure the timbre of playing.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: May 21, 2019
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Bong Yol Kwak
  • UKULELE
    Publication number: 20190051279
    Abstract: A ukulele includes a ukulele main body and a circuit board. The ukulele main body includes a head, strings, a fret board, and a body. A front surface of the body is provided with a saddle and a bridge. The circuit board is disposed in the body. The circuit board includes a power supply module, a Bluetooth audio input module, a pickup module, a mixing module, and an audio output module. The ukulele can be played in conjunction with a smart phone accompaniment and ensure the timbre of playing.
    Type: Application
    Filed: November 20, 2017
    Publication date: February 14, 2019
    Inventor: Bong Yol Kwak
  • ELECTRIC STRINGED MUSIC INSTRUMENT WITH MUSIC TUNER
    Publication number: 20080229906
    Abstract: A music tuner comprising a contact sensing device, a non-contact sensing device, or a combination of both, is integrated onto the body of an electric stringed music instrument. The present invention aims to make it more convenient for the user of the electric ukulele by eliminating the need to separately account for the music tuner and by preventing the music tuner from being misplaced or lost.
    Type: Application
    Filed: November 12, 2007
    Publication date: September 25, 2008
    Inventors: Bong Yol Kwak, Akira Karasawa
  • Ukulele
    Patent number: D574036
    Type: Grant
    Filed: April 12, 2007
    Date of Patent: July 29, 2008
    Inventors: Bong Yol Kwak, Karasawa Akira