Patents by Inventor Yuan-Hua Hsu

Yuan-Hua 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).

  • Surface modification of polysaccharide, the modified polysaccharide, and method of culturing and recovery cells using the same
    Patent number: 7906333
    Abstract: A surface modification method of polysaccharide, the modified polysaccharide, and a method of culturing and recovery cells using the same are provided. The surface modification method of polysaccharide comprises (a) immersing a polysaccharide material in an acid, (b) immersing the polysaccharide material in an acidic solution containing a protein, and (c) immersing the polysaccharide material in an alkaline solution containing bivalent metal ions.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: March 15, 2011
    Assignee: Industrial Technology Research Institute
    Inventors: Chun-Jen Liao, Yung-chih Wu, Chen-Chi Tsai, Hsiang-Ming Huang, Yuan-Hua Hsu, Shu-Fang Chiang
  • Surface modification of polysaccharide, the modified polysaccharide, and method of culturing and recovery cells using the same
    Publication number: 20070148768
    Abstract: A surface modification method of polysaccharide, the modified polysaccharide, and a method of culturing and recovery cells using the same are provided. The surface modification method of polysaccharide comprises (a) immersing a polysaccharide material in an acid, (b) immersing the polysaccharide material in an acidic solution containing a protein, and (c) immersing the polysaccharide material in an alkaline solution containing bivalent metal ions.
    Type: Application
    Filed: March 21, 2006
    Publication date: June 28, 2007
    Inventors: Chun-Jen Liao, Yung-chih Wu, Chen-Chi Tsai, Hsiang-Ming Huang, Yuan-Hua Hsu, Shu-Fang Chiang