Patents by Inventor Hung-Hsum Huang

Hung-Hsum Huang 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).

  • Scratch-off material layer applied on optical recording media
    Patent number: 6901043
    Abstract: An optical recording medium having a scratch-off material layer includes a transparent substrate, a reflective layer formed on the transparent substrate, a protective layer formed on the reflective layer, information formed on a surface of the protective layer, and at least one opaque scratch-off material layer formed on the protective layer for disguising the information.
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: May 31, 2005
    Assignee: U-Tech Media Corp.
    Inventors: Shi-Hui Zhang, Irene Chen, Hung-Hsum Huang, Hsien-Chin Liu, Kuan-Chung Chang
  • Scratch-off material layer applied on optical recording media
    Publication number: 20030223348
    Abstract: An optical recording medium having a scratch-off material layer includes a transparent substrate, a reflective layer formed on the transparent substrate, a protective layer formed on the reflective layer, information formed on a surface of the protective layer, and at least one opaque scratch-off material layer formed on the protective layer for disguising the information.
    Type: Application
    Filed: July 29, 2002
    Publication date: December 4, 2003
    Inventors: Shi-Hui Zhang, Irene Chen, Hung-Hsum Huang, Hsien-Chin Liu, Kuan-Chung Chang