Patents by Inventor Chiu-Lih Chang

Chiu-Lih Chang 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).

  • Portable power bank
    Patent number: D731419
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: June 9, 2015
    Assignee: ACBEL POLYTECH INC.
    Inventors: Ching-Shang Kao, Chiu-Lih Chang, Sheng-Yung Lai, Wei-Qiang Li