Patents by Inventor Chun Hsiang Ko

Chun Hsiang Ko 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).

  • Speaker
    Patent number: D712876
    Type: Grant
    Filed: July 23, 2012
    Date of Patent: September 9, 2014
    Assignee: Alljack Co., Ltd.
    Inventor: Chun Hsiang Ko
  • Speaker
    Patent number: D712877
    Type: Grant
    Filed: July 23, 2012
    Date of Patent: September 9, 2014
    Assignee: Alljack Co., Ltd.
    Inventor: Chun-Hsiang Ko