Patents by Inventor Xiaoxia Tang

Xiaoxia Tang 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: 5750270
    Abstract: The present invention relates to improved multi-layer magnetic recording media and magnetoresistive drive systems incorporating the same. In particular, multi-layer media including alternating layers of cobalt or cobalt alloys and a precious metal, such as palladium or platinum, and a process to manufacture such media, are disclosed. Media in accordance with the invention generally include a substrate, a nucleating layer, a lattice, and a protective layer. In certain embodiments, the substrate is polished aluminum. In other embodiments, the thickness of the nucleating layer is thicker than 100 .ANG., and in certain embodiments between about 200 and about 600 .ANG.. The lattice, generally includes bilayers of cobalt (or an alloy thereof) and palladium or platinum. The thickness of the cobalt layers are between about 1.5 .ANG. and 10 .ANG., or between about 2 .ANG. and 7 .ANG., or between about 3 .ANG. and 5 .ANG.. The thickness of the palladium or platinum layers are between about 5 .ANG. and 15 .ANG.
    Type: Grant
    Filed: February 7, 1995
    Date of Patent: May 12, 1998
    Assignee: Conner Peripherals, Inc.
    Inventors: Xiaoxia Tang, Ga-Lane Chen