Patents by Inventor Shin-Liang S. Yang

Shin-Liang S. Yang 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).

  • Enhancing the hydrophilicity of silicone polymers
    Patent number: 5397848
    Abstract: Methods for incorporating hydrophilic constituents into silicone polymer materials are disclosed. In one embodiment, the method comprises introducing a hydrophilic component into a cross-linked and/or solid silicone polymeric material, and subjecting the hydrophilic component to conditions effective to immobilize the hydrophilic component or a hydrophilic derivative thereof and form a silicone polymer material including an effective hydrophilic constituent.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: March 14, 1995
    Assignee: Allergan, Inc.
    Inventors: Shin-Liang S. Yang, John D. Gerace