Patents by Inventor Shaw-Bing Wen

Shaw-Bing Wen 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).

  • Process of making &agr;-alumina powder
    Patent number: 6461584
    Abstract: An admixture of hydrated alumina and an organic acid surfactant is calcined in an oxygen-depleted atmosphere, cooled before exposing it to air, comminuted and then centrifuged to produce nanometer-grade superfine &agr;-alumina powder.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: October 8, 2002
    Assignee: National Science Council
    Inventors: Shaw-Bing Wen, Chih-Peng Lin