Patents by Inventor Emad Girgis

Emad Girgis 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).

  • TbFeCo in PMR media for SNR improvement
    Patent number: 9275669
    Abstract: The present disclosure generally relates to a PMR media for use in a HDD. The PMR media has an amorphous ferri-magnetic material layer disposed within the capping structure. The amorphous ferri-magnetic material layer reduces the noise. The amorphous ferri-magnetic material layer may be disposed between capping layer or on top of the capping layers. Additionally, the amorphous ferri-magnetic material layer may contain Tb.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: March 1, 2016
    Assignee: WD Media, LLC
    Inventors: Emad Girgis, Prakash Mani, Cristian Papusoi, Mrugesh Desai, Ramamurthy Acharya