Patents by Inventor Oing Chen

Oing Chen 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).

  • Biomimetic hydrogel materials
    Patent number: 6552103
    Abstract: Novel biomimetic hydrogel materials and methods for their preparation. Hydrogels containing acrylamide-functionalized carbohydrate, sulfoxide, sulfide or sulfone copolymerized with a hydrophilic or hydrophobic copolymerizing material selected from the group consisting of an acrylamide, methacrylamide, acrylate, methacrylate, vinyl and a derivative thereof present in concentration from about 1 to about 99 wt %. and methods for their preparation. The method of use of the new hydrogels for fabrication of soft contact lenses and biomedical implants.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: April 22, 2003
    Assignee: The Regents of the University of California
    Inventors: Carolyn Bertozzi, Ravindranath Mukkamala, Oing Chen, Hopin Hu, Dominique Baude