Patents by Inventor Yoon Ho Ham

Yoon Ho Ham 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).

  • Patent number: 7063526
    Abstract: Disclosed is a refillable melody candle in which a seated plate having a sensor and a melody chip built therein is coupled to the bottom of a body of the candle in such a manner as to be removably coupled to a separate base having a power supply section and a driving controller built therein. The melody candle of the present invention has an economical effect in that it enables the re-use of the base in spite of replacement of a candle body. Further, the inventive melody candle may include a number of candle bodies, and the seated plates corresponding to the candle bodies includes melody chips having different melody sounds stored therein, respectively, such that a user can selectively hear various melodies. In addition, the use of the coupling cap for improving the coupling ability between the base and the body simplifies assembly process of the melody candle.
    Type: Grant
    Filed: February 13, 2004
    Date of Patent: June 20, 2006
    Inventors: Yoon Ho Ham, Mun Yong Kim