Patents by Inventor Hsiao-Wei Wen

Hsiao-Wei 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).

  • Method for removing organic contaminants from Chinese herb medicines
    Publication number: 20070281046
    Abstract: The present invention relates to the degradation and removal of organochlorine pesticides (OCP) from Chinese herb medicines. In this invention, gamma irradiation is used for the degradation and removal of OCP, such as Pentachloronitrobenzene, Aldrin, Lindane, Heptachlor, Endosulfan-1, Endosulfan-2, o,p?-DDD, p,p?-DDD, p,p?-DDE, and p,p?-DDT from Chinese herb medicines. The method of the present invention requires no chemical reagents, and the application of the method is not limited by the volume and morphology of the Chinese herb medicines.
    Type: Application
    Filed: April 24, 2007
    Publication date: December 6, 2007
    Applicant: Committee on Chinese Medicine and Pharmacy, Department of Health, Executive Yuan
    Inventors: Hsiao-Wei Wen, Fong-In Chou