Patents by Inventor Kenki Hashimoto

Kenki Hashimoto 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).

  • Tial base alloy having high strength performance at high temperature
    Patent number: 5542992
    Abstract: A TiAl base alloy containing 46 to 54 mol % of Ti and 46 to 52 mol % of Al in which Sb is added within a range of 0.1 to 1 mol %, at least one element of Hf and/or Zr is further added within a range of 0 to 3 mol %, and three phases of a .gamma. phase, an .alpha..sub.2 phase and Sb-rich phase coexist.
    Type: Grant
    Filed: March 2, 1995
    Date of Patent: August 6, 1996
    Assignee: National Research Institute For Metals
    Inventors: Kenki Hashimoto, Minoru Nobuki, Morihiko Nakamura, Haruo Doi
  • Heat-resistant alloy based on intermetallic compound TiAl
    Patent number: 4661316
    Abstract: A heat-resistant alloy comprising an alloy based on an intermetallic compound TiAl composed of 60 to 70% by weight of titanium and 30 to 36% by weight of aluminum, and 0.1 to 5.0% by weight of manganese.
    Type: Grant
    Filed: July 30, 1985
    Date of Patent: April 28, 1987
    Assignee: National Research Institute for Metals
    Inventors: Kenki Hashimoto, Haruo Doi, Tsujimoto Tokuzou, Nakano Osamu, Nobuki Minoru