Patents by Inventor Stanley S. K. Hoo

Stanley S. K. Hoo 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).

  • Compound read/write element for rigid magnetic disk files
    Patent number: 4825318
    Abstract: An inductive vertical or horizontal read/write head element for use in rigid magnetic disk files. The element is comprised of at least three spaced apart poles, each of said poles having a flux path extending from said head means, magnetically connecting said path, and at least two electrical coils positioned about said flux paths for inducing a flux in said flux paths. The element also has tracking capabilities when the first and last poles are offset from the other poles, which are essentially aligned.
    Type: Grant
    Filed: June 5, 1987
    Date of Patent: April 25, 1989
    Assignee: Carnegie-Mellon University
    Inventors: Stanley S. K. Hoo, Mark E. Re