Patents by Inventor Katsuori Murata

Katsuori Murata 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).

  • Patent number: 4933793
    Abstract: A magnetic disc drive in which two magnetic heads, each of which has at least two magnetic gaps, are provided on a single carriage and radially spaced apart from each other by a first predetermined distance. A radially inner one of the two magnetic heads is tilted at a first predetermined angle toward a rotary shaft with which the magnetic disc is engaged, and a radially outer one of the two magnetic heads is tilted at a second predetermined angle away from the rotary shaft, thereby bringing the magnetic gaps provided on the inner and outer peripheral heads into contact with a recording/playback surface of the magnetic disc when the disc is rotated.
    Type: Grant
    Filed: November 23, 1988
    Date of Patent: June 12, 1990
    Assignee: Copal Company Limited
    Inventors: Harunobu Ichinose, Katsuori Murata