Patents by Inventor Gunilla Lofgren-Nisser

Gunilla Lofgren-Nisser 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).

  • Partially occluded contact lens for treating visual and/or brain disorder
    Patent number: 6062687
    Abstract: An auxiliary apparatus provided for treatment of visual and/or brain disorder comprising an optical element suitable to be worn by a human being and having an occluded part, wherein the optical element comprises at least one contact lens provided with orienting device affording the optical element a substantially stable orientation with respect to an eye wearing the lens, the occluded part being dimensioned in order to occlude at least 50% of the visual input.
    Type: Grant
    Filed: November 1, 1993
    Date of Patent: May 16, 2000
    Inventor: Gunilla Lofgren-Nisser
  • Field restrictive contact lens
    Patent number: 5570144
    Abstract: A contact lens and method of use are disclosed where the lens has a vertical orienting mass and an occluded portion that restricts light passing through the portion. The occluded portion can be preselected to continuously restrict visual input to any portion of the retina, regardless of movement of the eye.
    Type: Grant
    Filed: December 28, 1992
    Date of Patent: October 29, 1996
    Inventor: Gunilla Lofgren-Nisser