Patents by Inventor Yu Chul Choi

Yu Chul 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).

  • APPARATUSES AND METHODS FOR CURING UV FINGERNAIL GEL WITH MINIMAL UV EXPOSURE
    Publication number: 20140042341
    Abstract: A UV curing device that includes a UV light source, a lens positioned proximate the UV light source, control means for actuating the UV light source; and safety means for minimizing inadvertent pointing of a UV light beam from said UV curing device into an eye. The UV curing device is used to sequentially, separately and individually apply UV light to cure UV gel on each of a plurality of fingernails.
    Type: Application
    Filed: March 15, 2013
    Publication date: February 13, 2014
    Applicant: PARK GLOBAL HOLDINGS, LLC
    Inventors: Fa Young Park, Yu Chul Choi