Patents by Inventor Sin Kyu Choe

Sin Kyu Choe 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).

  • Publication number: 20150050859
    Abstract: The present invention relates to a transformer toy car that automatically transforms the shape to turn a card over to provide the information on the card, if the card is attached to the transformer toy car. The transformer toy car includes: a separable toy car body; and cards adapted to be attached to the underside of the toy car body, wherein if one of the cards is attached to the underside of the toy car body, a portion of the separable toy car body is separated, and a portion of the separated toy car body pressurizes a floor surface, thereby making the toy car body stand up or turn over and thus allowing the underside surface of the card attached to the underside of the toy car body to be exposed to the outside.
    Type: Application
    Filed: February 20, 2013
    Publication date: February 19, 2015
    Inventor: Sin-Kyu CHOE
  • Publication number: 20120088433
    Abstract: Disclosed is a toy spinning top. The top includes a rotatable blade, a driving force generator coupled with the blade and generating a driving force to rotate the blade, and an attack ring detachably coupled with the blade to idly rotate against the blade. The toy top does not generate fragments when colliding with an adjacent top or other objects, and does not cause injury to a human body even if the toy top collides with the human body, so that the top can be used for safe play.
    Type: Application
    Filed: June 21, 2010
    Publication date: April 12, 2012
    Inventor: Sin Kyu Choe