Patents by Inventor Jong Cheoul Choi

Jong Cheoul Choi 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).

  • Picks for Guitar Performance and Manufacturing Method Thereof
    Publication number: 20200342834
    Abstract: Provided is a pick for guitar performance and manufacturing method thereof.
    Type: Application
    Filed: April 29, 2019
    Publication date: October 29, 2020
    Inventor: Jong Cheoul Choi
  • Jewel implanted knob
    Patent number: D500241
    Type: Grant
    Filed: November 6, 2003
    Date of Patent: December 28, 2004
    Inventor: Jong Cheoul Choi