Patents by Inventor Fujiko Uetani

Fujiko Uetani 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).

  • High Mn-Cr non-magnetic steel
    Patent number: 4481033
    Abstract: High Mn-Cr non-magnetic steel having good resistance to stress corrosion cracking, which consists essentially of the following elements in percentage by weight:0.05-0.18% of carbon;up to 1.0% of silicon;16-25% of manganese;14-17% of chromium;0-0.8% of vanadium0.3-0.6% of nitrogen;0.06-0.3% of nickel; andthe balance of iron and inevitable impurities.
    Type: Grant
    Filed: April 2, 1982
    Date of Patent: November 6, 1984
    Assignee: Kabushiki Kaisha Kobe Seiko Sho
    Inventors: Kazuo Fujiwara, Kiyoshi Sugie, Fujiko Uetani