Patents by Inventor Yoshinori Okagata

Yoshinori Okagata 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).

  • Wheel for rolling stock and manufacturing method thereof
    Patent number: 6033001
    Abstract: A wheel for rolling stock in which when a deflection amount .lambda. of a disk relative to a rim section is set to not less than 5 mm, a condition that a deflection amount .delta. of the rim section relative a boss section .gtoreq.40 mm is secured easily, an excellent durability against cracking damage can be obtained.
    Type: Grant
    Filed: October 15, 1997
    Date of Patent: March 7, 2000
    Assignee: Sumitomo Metal Industries Limited
    Inventors: Takashi Fujimura, Yoshinori Okagata