Patents by Inventor Akira Ebihara

Akira Ebihara 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).

  • Polishing tape used in production of magnetic recording medium
    Patent number: 6905752
    Abstract: Disclosed is a tape for polishing the surface of a substrate of a magnetic recording medium, and a thin-fineness filament obtained by dissolving a dissolving component of a dissolution-decomposition type composite yarn consisting of a nylon component and the dissolving component is used as piles of a flocked cloth, warps of a fabric, and webs of a nonwoven fabric. The polishing tape of the present invention can noticeably improve the surface roughness of the polished substrate.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: June 14, 2005
    Assignees: Kanebo, Limited, Kanebo Gohsen, Limited
    Inventors: Akira Ebihara, Shoichiro Noguchi, Keiji Nakanishi