Patents by Inventor Myung Sang Lim

Myung Sang Lim 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).

  • ADVERTISEMENT DISPLAY DEVICE
    Publication number: 20120124872
    Abstract: Provided is an advertising display device displaying various figures by rotating a plurality of slits having four different figure portions on the front/back sides. The advertising display device according to the present invention includes a plurality of separate slits 110 having a display part 111 displayed with many different kinds of figures or patterns, a support member 120 supporting the weight of the slits, a connecting member 130 connecting the slits with the support member, and an operation unit 140 forcing the slits to rotate and move.
    Type: Application
    Filed: July 26, 2010
    Publication date: May 24, 2012
    Inventor: Myung Sang Lim