Patents by Inventor Bih-Hsiung Hsu

Bih-Hsiung Hsu 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).

  • Dosage form for delivery of multiple drug forms
    Publication number: 20050260264
    Abstract: Disclosed are controlled release dosage forms and related methods including: (a) a micronized or liquid base form of a drug; (b) either a pharmaceutically acceptable salt form of the drug or starting materials that are capable of reacting to form a pharmaceutically acceptable salt form of the drug; (c) an upper gastrointestinal system pharmaceutically acceptable salt form releasing structure; and (d) a colonic system base form releasing structure.
    Type: Application
    Filed: May 20, 2005
    Publication date: November 24, 2005
    Inventors: David Edgren, Bih-Hsiung Hsu, Shu Li