Patents by Inventor Lien Parrish

Lien Parrish 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).

  • Alloyed powder and method of preparing same
    Patent number: 5047372
    Abstract: A powder comprising an alloy of a refractory material and carbothermic reaction product produced by carbothermically reacting a blend of at least two metal oxides.
    Type: Grant
    Filed: December 29, 1988
    Date of Patent: September 10, 1991
    Assignee: Ucar Carbon Technology Corporation
    Inventors: Lien Parrish, Lionel C. Montgomery