Patents by Inventor Atsushi NISHIBU

Atsushi NISHIBU 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).

  • HARD COATING AND DIE
    Publication number: 20170165737
    Abstract: To provide a hard coating having an excellent wear resistance and a die having the hard coating formed on the surface. The hard coating contains at least each of chromium (Cr), an element M and carbon (C). The element M comprises elements belonging to the group 4a of the periodic table, elements belonging to the group 5a of the periodic table, and elements belonging to the group. 6a of the periodic table except for Cr, and at least one element selected from the group consisting of aluminum (Al), silicon (Si), and boron (B). The atomic ratio of C in the hard coating is 0.03 or more and 0.5 or less.
    Type: Application
    Filed: October 18, 2016
    Publication date: June 15, 2017
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Kenji YAMAMOTO, Katsutomo MIURA, Atsushi NISHIBU