Patents by Inventor Hiroshi Asida

Hiroshi Asida 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).

  • Magnetoresistive head and manufacturing method therefor
    Patent number: 6754052
    Abstract: A magnetoresistive head including a first magnetic shield, a first electrode terminal provided on the first magnetic shield and having a first width, and a magnetoresistive film provided on the first electrode terminal and having a second width less than or equal to the first width. The magnetoresistive head further includes a second electrode terminal provided on the magnetoresistive film and having a third width less than or equal to the second width, and a second magnetic shield provided on the second electrode terminal. Preferably, the magnetoresistive head further includes a plug electrode for connecting the second electrode terminal to the second magnetic shield, and a plug side wall protective insulating film for covering a side wall of the plug electrode.
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: June 22, 2004
    Assignee: Fujitsu Limited
    Inventors: Hiroshi Asida, Shin Eguchi, Atsushi Tanaka, Reiko Kondo, Yutaka Shimizu
  • Magnetoresistive head and manufacturing method therefor
    Publication number: 20030035251
    Abstract: A magnetoresistive head including a first magnetic shield, a first electrode terminal provided on the first magnetic shield and having a first width, and a magnetoresistive film provided on the first electrode terminal and having a second width less than or equal to the first width. The magnetoresistive head further includes a second electrode terminal provided on the magnetoresistive film and having a third width less than or equal to the second width, and a second magnetic shield provided on the second electrode terminal. Preferably, the magnetoresistive head further includes a plug electrode for connecting the second electrode terminal to the second magnetic shield, and a plug side wall protective insulating film for covering a side wall of the plug electrode.
    Type: Application
    Filed: March 27, 2002
    Publication date: February 20, 2003
    Applicant: FUJITSU LIMITED
    Inventors: Hiroshi Asida, Shin Eguchi, Atsushi Tanaka, Reiko Kondo, Yutaka Shimizu