Patents by Inventor Tadashi Soui

Tadashi Soui 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 recording medium
    Patent number: 5786074
    Abstract: A magnetic recording medium having excellent reliability with minimum drop-out including a support film and a magnetic layer containing magnetic powder particles dispersed in a binder resin and a lubricant having a total extract content of from 10 to 100 mg/m.sup.2 and a content at the surface of the magnetic layer not larger than 1.0 mg/m.sup.2.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: July 28, 1998
    Assignee: Hitachi Maxell, Ltd.
    Inventor: Tadashi Soui