Patents by Inventor Yen Chin Wen

Yen Chin Wen 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).

  • Slider for zip fastener
    Patent number: D691512
    Type: Grant
    Filed: February 23, 2013
    Date of Patent: October 15, 2013
    Assignee: YKK Corporation
    Inventors: Nanahiko Mio, Hsu Hsien Hsiang, Yen Chin Wen
  • Slider for zip fastener
    Patent number: D691918
    Type: Grant
    Filed: February 23, 2013
    Date of Patent: October 22, 2013
    Assignee: YKK Corporation
    Inventors: Nanahiko Mio, Hsu Hsien Hsiang, Yen Chin Wen
  • Pull tab of slider for slide fastener
    Patent number: D720254
    Type: Grant
    Filed: April 21, 2013
    Date of Patent: December 30, 2014
    Assignee: YKK Corporation
    Inventors: Hsu Hsien Hsiang, Yen Chin Wen