Patents by Inventor Kiyokane Iwamoto

Kiyokane Iwamoto 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).

  • Double row rolling bearing for supporting pinion shaft and rolling bearing apparatus provided with the same
    Patent number: 8371759
    Abstract: In a double row rolling bearing for supporting a pinion shaft, an outer ring is fixed to an inner peripheral surface of an annular wall (case) with its axis disposed horizontally, and an inner ring assembly is fitted on a pinion shaft, and is inserted, together with the pinion shaft, horizontally into the outer ring through a larger-diameter opening of the outer ring, and is mounted in the outer ring. A larger-diameter cage has a drop limitation portion for limiting the vertically-downward movement of the larger-diameter case.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: February 12, 2013
    Assignee: JTEKT Corporation
    Inventors: Toshirou Fukuda, Yuzuru Takahashi, Toshihiro Kawaguchi, Hiroyuki Ooshima, Kiyokane Iwamoto
  • WHEEL BEARING APPARATUS
    Publication number: 20090324154
    Abstract: A bearing apparatus includes an inner ring including a flange a tubular portion which has an end face; an outer ring coupled to the inner ring through a plurality of rolling elements; and a drive force-receiving portion including a plurality of teeth which is radially formed on the end face in a direction intersecting an axial direction. A surface of the each teeth is coated by a coating.
    Type: Application
    Filed: June 30, 2009
    Publication date: December 31, 2009
    Applicant: JTEKT CORPORATION
    Inventors: Tetsuya ISHIKAWA, Kiyokane Iwamoto, Masao Takimoto, Katsuyuki Harada, Hiroshi Anno, Kenji Kato, Kenichi Hasegawa