Patents Assigned to KWANG ZIN
  • BALL ACUPRESSURE DEVICE
    Publication number: 20130090583
    Abstract: The present invention relates to a ball acupressure device capable of stably fixing internal components and at the same time, performing smooth rotary functions.
    Type: Application
    Filed: June 13, 2011
    Publication date: April 11, 2013
    Applicant: KWANG ZIN
    Inventor: Jin Sang Jung