Patents by Inventor Masato Kiuchi

Masato Kiuchi 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).

  • Seal or bearing
    Patent number: 5700546
    Abstract: A seal or bearing comprising a combination of a movable member and a stationary member, either one of the movable and stationary members being made of a low thermal expansion coefficient material, and the other being made of a carbon containing material, wherein a sliding surface of the movable or stationary member which is made of the low thermal expansion coefficient material is irradiated with an ion beam consisting essentially of nitrogen ions at the same time as titanium is vacuum-deposited on the sliding surface, thereby forming a thin titanium nitride film on the sliding surface, which provide a seal or bearing which has a reduced coefficient of friction, and which is improved in wear resistance.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: December 23, 1997
    Assignees: Ebara Corporation, Agency Of Industrial Science and Technology
    Inventors: Kanenaga Fujii, Masato Kiuchi, Hiroshi Nagasaka, Yoshikazu Kimura, Naoki Tsuchiya