Patents by Inventor Noritaka Ootake

Noritaka Ootake 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).

  • Magnetic disk device
    Patent number: 8537500
    Abstract: A magnetic disk device including a disk, a spindle motor, a base for supporting the spindle motor and the disk, a slider includes a head element. The device also includes an actuator including arms for supporting the slider and a coil of a voice coil motor for rotating the arms, wherein a first natural bending frequency of the coil is less than a first natural bending frequency of the arms.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: September 17, 2013
    Assignee: HGST Netherlands B.V.
    Inventors: Teruhiro Nakamiya, Keiko Watanabe, Toshihiko Shimizu, Noritaka Ootake, Takeji Sumiya, Takashi Tomita, Takahisa Okada
  • MAGNETIC DISK DEVICE
    Publication number: 20120170155
    Abstract: A magnetic disk device including a disk, a spindle motor, a base for supporting the spindle motor and the disk, a slider includes a head element. The device also includes an actuator including arms for supporting the slider and a coil of a voice coil motor for rotating the arms, wherein a first natural bending frequency of the coil is less than a first natural bending frequency of the arms.
    Type: Application
    Filed: December 29, 2010
    Publication date: July 5, 2012
    Inventors: Teruhiro Nakamiya, Keiko Watanabe, Toshihiko Shimizu, Noritaka Ootake, Takeji Sumiya, Takashi Tomita, Takahisa Okada