Patents by Inventor Yushi Mitani

Yushi Mitani 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).

  • Indexing device
    Patent number: 4852428
    Abstract: An indexing device wherein a rotary member which is supported by a support member such that the rotary member is rotatable about its axis and axially movable between a first position thereof and a second position thereof is rotated by a rotational drive mechanism having a one-way clutch, in increments of a predetermined angle, and wherein the rotary member is prevented by a stopper mechanism from being rotated past the predetermined angle due to inertia while being placed in the first position, and is precisely positioned by a positioning mechanism while being placed in the second position.
    Type: Grant
    Filed: June 13, 1988
    Date of Patent: August 1, 1989
    Assignee: Fujii Seiko Limited
    Inventors: Katutoshi Haga, Hisatoshi Yoshida, Yushi Mitani