Patents by Inventor Joon S. Park

Joon S. Park 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).

  • Polysiloxane composition and biomedical devices
    Patent number: 4341889
    Abstract: Monomeric polysiloxanes endcapped with activated unsaturated groups are copolymerized with a modulus modifier and tear film stabilizers to form hard, gas permeable, polysiloxane contact lenses and other biomedical devices.
    Type: Grant
    Filed: February 26, 1981
    Date of Patent: July 27, 1982
    Assignee: Bausch & Lomb Incorporated
    Inventors: William G. Deichert, Gary D. Friends, John B. Melpolder, Joon S. Park
  • Polysiloxane with cycloalkyl modifier composition and biomedical devices
    Patent number: 4327203
    Abstract: Monomeric polysiloxanes endcapped with activated unsaturated groups are copolymerized with cycloalkyl modulus modifiers and tear film stabilizers to form hard, gas permeable, polysiloxane contact lenses and other biomedical devices.
    Type: Grant
    Filed: February 26, 1981
    Date of Patent: April 27, 1982
    Assignee: Bausch & Lomb Incorporated
    Inventors: William G. Deichert, Gary D. Friends, John B. Melpolder, Joon S. Park