Patents by Inventor Masao Yamase

Masao Yamase 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).

  • Article having reduced metal contamination
    Publication number: 20090068069
    Abstract: [Problems] To provide a means for preventing metal contamination for articles to be used in fields in need of reduced metal contamination. [Means for Solving] An article has a titanium oxide film formed over portions to be in contact with a liquid or portions to be in contact with a vapor.
    Type: Application
    Filed: March 29, 2006
    Publication date: March 12, 2009
    Inventors: Masao Yamase, Ryuta Yamaguchi