Patents by Inventor Jong Sub Na

Jong Sub Na 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).

  • Switch relay device
    Patent number: 9515551
    Abstract: The present invention relates to a switch relay device, and more particularly, to a switch relay device which is used as an electronic relay that drives electronic components mounted on an automobile.
    Type: Grant
    Filed: October 29, 2013
    Date of Patent: December 6, 2016
    Assignee: DAESUNG ELECTRIC CO., LTD
    Inventors: Won Ho Lee, Jong Sub Na, Dong Woo Lee
  • SWITCH RELAY DEVICE
    Publication number: 20150256070
    Abstract: The present invention relates to a switch relay device, and more particularly, to a switch relay device which is used as an electronic relay that drives electronic components mounted on an automobile.
    Type: Application
    Filed: October 29, 2013
    Publication date: September 10, 2015
    Applicant: DAESUNG ELECTRIC CO., LTD
    Inventors: Won Ho Lee, Jong Sub Na, Dong Woo Lee