Patents by Inventor I-Pei Chou

I-Pei Chou 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: D429507
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: August 15, 2000
    Assignee: Koka Chemical Industry Co., Ltd.
    Inventor: I-Pei Chou