Patents by Inventor Yoshiyuki Kodaira

Yoshiyuki Kodaira 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).

  • Spindle motor
    Patent number: 5256922
    Abstract: A spindle motor comprises a housing, a hub arranged for rotation on the housing, a couple of bearings interposed between the housing and the hub, a rotor magnet mounted to the hub, and a stator mounted to the housing so as to face the rotor magnet, in which at least one of the two bearings is of single seal type having a seal at one side. Also, a flexible pc film is provided for supply of electric energy to the stator and arranged for improved connection to an armature coil of the stator.
    Type: Grant
    Filed: April 8, 1992
    Date of Patent: October 26, 1993
    Assignee: Nippon Densan Corporation
    Inventors: Tadahiro Tanaka, Hiroyuki Yonei, Yoichi Mori, Yoshiyuki Kodaira