Patents by Inventor Kazuhito Komatsu

Kazuhito Komatsu 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).

  • Hydrogen absorbing alloy and method for its production
    Patent number: 6689233
    Abstract: A hydrogen storage material which is characterized by having, as a cast alloy, a flaky or similar shape with a thickness of 50 to 500 &mgr;m and showing such crystallite orientation that the X-ray diffraction pattern has an intensity ratio of plane indices (002)/(200) of 2 to 10 as measured with the cooled surface of the flaky cast alloy being in parallel with a mount, and a process of producing the same.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: February 10, 2004
    Assignee: Mitsui Mining & Smelting Company Ltd.
    Inventors: Kiyotaka Yasuda, Daisuke Mukai, Minoru Sakai, Shigeo Hirayama, Kazuhito Komatsu, Shinya Kagei
  • Hydrogen absorbing alloy and method for its production
    Publication number: 20030047254
    Abstract: A hydrogen storage material which is characterized by having, as a cast alloy, a flaky or similar shape with a thickness of 50 to 500 &mgr;m and showing such crystallite orientation that the X-ray diffraction pattern has an intensity ratio of plane indices (002)/(200) of 2 to 10 as measured with the cooled surface of the flaky cast alloy being in parallel with a mount, and a process of producing the same.
    Type: Application
    Filed: December 10, 2001
    Publication date: March 13, 2003
    Inventors: Kiyotaka Yasuda, Daisuke Mukai, Minoru Sakai, Shigeo Hirayama, Kazuhito Komatsu, Shinya Kagei
  • Manganese-nickel mixed hydroxide for battery active material and process for manufacturing thereof
    Patent number: 6132639
    Abstract: A manganese-nickel mixed hydroxide for battery active material comprising a manganese-containing mixed hydroxide having a coated layer composed of a mixed-oxide of nickel and cobalt, to provide an excellent discharging property and allows one to achieve an improvement in the discharge utilization when it is used as an electrode material for secondary batteries.
    Type: Grant
    Filed: March 3, 1999
    Date of Patent: October 17, 2000
    Assignee: Mitsui Mining & Smelting Company, Ltd.
    Inventors: Kazuhito Komatsu, Sumihiko Makizoe, Tsuneyoshi Kamada, Yasuhiro Ochi, Takashi Okito