Patents Represented by Attorney Jain S. Zhou

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  • Translating contact lens having a ramped ridge
    Patent number: 6921168
    Abstract: The present invention provides a translating contact lens having a central axis, an anterior surface and an opposite posterior surface. The anterior surface includes an optical zone and a ramped ridge zone, which is disposed below the optical zone and capable of controlling contact lens position on an eye in primary gaze or translating amount across the eye when the eye changes from gazing at an object at a distance to gazing at an object at an intermediate distance or at a nearby object, or both.
    Type: Grant
    Filed: July 9, 2003
    Date of Patent: July 26, 2005
    Assignee: Novartis AG
    Inventors: Joseph Michael Lindacher, Jordan William Hall, Ming Ye