Patents by Inventor Tamaki Mizutani

Tamaki Mizutani 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).

  • Sliding key and continuously variable transmission
    Patent number: 6319162
    Abstract: A sliding key slidable in an axial direction of a rotary shaft and engaging a sliding cylinder such that the sliding key follows a rotation of the sliding cylinder. The sliding key is a molded product of a metal-molded part and a resinous part. The sliding key does not malfunction or fail when it is used in an environment of a high temperature and a high load.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: November 20, 2001
    Assignees: NTN Corporation, Aichi Machine Ind. Co. LTD
    Inventors: Tamaki Mizutani, Masahiko Mizutani, Masashi Watanabe, Yukitoshi Ogawa