Patents by Inventor Wuwen Yi

Wuwen Yi 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).

  • Physical vapor deposition targets
    Publication number: 20020102849
    Abstract: The invention includes a non-magnetic physical vapor deposition target. The target has at least 30 atom percent total of one or more of Co, Ni, Ta, Ti, Pt, Mo and W, and at least 10 atom percent silicon. The target also has one phase and not more than 1% of any additional phases other than said one phase. In another aspect, the invention includes a non-magnetic physical vapor deposition target consisting essentially of Co and/or Ni, silicon, and one phase.
    Type: Application
    Filed: October 25, 2001
    Publication date: August 1, 2002
    Inventors: Wuwen Yi, Diana Morales, Chi Tse Wu, Ritesh P. Shah, Jeff A. Keller