Patents by Inventor James H. Sternbergh

James H. Sternbergh 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).

  • Filter for a special purpose lens and method of making filter
    Patent number: 6132044
    Abstract: A filter and method for making a filter for enhancing a person's ability to differentiate between different shades of a spectral color of interest involves obtaining spectral data for the different shades and plotting the data on a chromaticity diagram. The standard deviation of the data is determined and a merit function based on the standard deviation is developed. Filters having positive merit functions are deemed appropriate candidates for the special purpose lens.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: October 17, 2000
    Assignee: Luxottica Leasing S.p.A
    Inventor: James H. Sternbergh
  • Multilayer anti-reflective and ultraviolet blocking coating for sunglasses
    Patent number: 5694240
    Abstract: A sunglass has a multilayer coating on its concave (rear) surface that comprises a absorbing layer and at least one composite layer for reducing transmittance of UV radiation. Reflection of visible light at the concave surface is minimized.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: December 2, 1997
    Assignee: Bausch & Lomb Incorporated
    Inventor: James H. Sternbergh
  • Carbon brush for motors and method of making the same
    Patent number: 4220884
    Abstract: A brush for an electric motor including a body of porous carbon impregnated with tin or alloys of tin with either lead, zinc, or silver and combinations thereof. The metal impregnated brush can be used in an electric motor which is operated while immersed in gasoline without substantial loss of the electrical and mechanical properties of the brush.
    Type: Grant
    Filed: May 1, 1978
    Date of Patent: September 2, 1980
    Assignee: TRW Inc.
    Inventor: James H. Sternbergh