Patents by Inventor Cheng-Shan Hung

Cheng-Shan Hung 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: D502294
    Type: Grant
    Filed: September 5, 2003
    Date of Patent: February 22, 2005
    Inventor: Cheng-Shan Hung
  • Patent number: D506295
    Type: Grant
    Filed: June 16, 2004
    Date of Patent: June 14, 2005
    Inventors: Markus Hammer, Cheng-Shan Hung