Patents by Inventor Piao Long Yun

Piao Long Yun 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).

  • Crucible for melting
    Patent number: D654520
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: February 21, 2012
    Assignee: Nippon Crucible Co., Ltd.
    Inventors: Tamio Okada, Masaoki Nakabayashi, Nobuyuki Oka, Piao Long Yun