Patents by Inventor Ofer Rabinovich

Ofer Rabinovich 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).

  • Contact lens with a back surface having second-order portions
    Patent number: 4765728
    Abstract: A contact lens having a back surface comprising a central zone and at least one marginal zone. The central zone and the marginal zone being each constituted by portions of second-order surfaces of revolution other than spherical. The transition from the central to the marginal zone is tangential, and in the marginal zone, the axial clearance between the cornea and the back surface increases in direction towards the edge of the lens.
    Type: Grant
    Filed: March 11, 1986
    Date of Patent: August 23, 1988
    Assignee: Hanita Lenses, a Limited Partnership
    Inventors: Menachem Porat, Ofer Rabinovich