Patents Represented by Attorney, Agent or Law Firm Las Gianneschi
  • Methods for designing multifocal ophthalmic lenses
    Patent number: 6520638
    Abstract: The invention provides methods for designing lenses useful for correcting presbyopia, lenses incorporating such designs and methods for producing these lenses. The lenses of the invention exhibit a better distribution of the distance and near vision powers within the multifocal zone and, thus, improved visual acuity and wearer satisfaction.
    Type: Grant
    Filed: August 14, 2001
    Date of Patent: February 18, 2003
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Jeffrey H. Roffman, Philippe F. Jubin, Timothy R. Poling, Michael Skinner, Sheila Hickson-Curran