Patents by Inventor Er-Yuan Chuang

Er-Yuan Chuang 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).

  • Patent number: 8192718
    Abstract: The invention relates to a method for treating disorders or diseases of a tight junction comprising delivering a pharmaceutical composition of nanoparticles to the tight junction, wherein the nanoparticles consist of positively charged chitosan, a negatively charged substrate, optionally a zero-charge compound, and at least one bioactive agent for treating said disorders or diseases of the tight junction of an animal subject.
    Type: Grant
    Filed: December 7, 2011
    Date of Patent: June 5, 2012
    Assignees: GP Medical, Inc., National Tsing Hua University
    Inventors: Hsing-Wen Sung, Kiran Sonaje, Ho-Ngoc Nguyen, Er-Yuan Chuang, Hosheng Tu