Patents by Inventor Robert J. Druskis

Robert J. Druskis 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).

  • Method of using surfactants as contact lens processing aids
    Patent number: 5264161
    Abstract: An improved method for manufacturing hydrophilic polymeric devices wherein surfactants are added to the hydration bath to assist in the mold release and processing of hydrophilic polymeric devices, especially hydrophilic contact lenses.
    Type: Grant
    Filed: September 5, 1991
    Date of Patent: November 23, 1993
    Assignee: Bausch & Lomb Incorporated
    Inventors: Robert J. Druskis, Rose Ann Milne, Dennis Hahn
  • Soft contact lens processing aid
    Patent number: 5079878
    Abstract: A method for polishing hydrophilic contact lenses which comprises applying a polish consisting of a substantially water free material that in solution acts as a surfactant and an optional abrasive material to the lens surface to be polished and applying a moving polishing tool to the lens.
    Type: Grant
    Filed: January 7, 1991
    Date of Patent: January 14, 1992
    Assignee: Bausch & Lomb Incorporated
    Inventors: Robert J. Druskis, Rose A. Milne