Patents by Inventor Ta-Cheng Chen

Ta-Cheng Chen 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: D344116
    Type: Grant
    Filed: August 28, 1992
    Date of Patent: February 8, 1994
    Assignee: Love Blue Enterprise Co., Ltd.
    Inventors: Ta-Cheng Chen, Da-Chung Chen