Patents by Inventor Mitsuhisa Sekino

Mitsuhisa Sekino 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 drive and flexible printed board used in such drive
    Patent number: 5859746
    Abstract: A magnetic disk drive having one or more magnetic disks, one or more read/write heads each recording or reproducing information for a corresponding one of the magnetic disks, a servo head reading control information from a predetermined one of the magnetic disks, and an actuator supporting the one or more read/write heads and the servo head includes first leads extending from the one or more read/write heads along one side of the actuator, and second leads extending from the servo head along the other side of the actuator so that the second leads can be distanced in space from the first leads.
    Type: Grant
    Filed: August 30, 1996
    Date of Patent: January 12, 1999
    Assignee: Fujitsu Limited
    Inventors: Katsuaki Ishida, Mitsuhisa Sekino, Yoshiaki Nagasawa, Tomoo Sukagawa, Masaharu Sugimoto, Tsuyoshi Furukawa, Masaki Jinbo, Tsuneyori Ino, Hisashi Kaneko, Shinichi Fukuzawa
  • Magnetic disk drive and flexible printed board used in such drive
    Patent number: 5583720
    Abstract: A magnetic disk drive having one or more magnetic disks, one or more read/write heads each recording or reproducing information for a corresponding one of the magnetic disks, a servo head reading control information from a predetermined one of the magnetic disks, and an actuator supporting the one or more read/write heads and the servo head includes first leads extending from the one or more read/write heads along one side of the actuator, and second leads extending from the servo head along the other side of the actuator so that the second leads can be distanced in space from the first leads.
    Type: Grant
    Filed: November 21, 1994
    Date of Patent: December 10, 1996
    Assignee: Fujitsu Limited
    Inventors: Katsuaki Ishida, Mitsuhisa Sekino, Yoshiaki Nagasawa, Tomoo Sukagawa, Masaharu Sugimoto, Tsuyoshi Furukawa, Masaki Jinbo, Tsuneyori Ino, Hisashi Kaneko, Shinichi Fukuzawa