Patents by Inventor Sheldon E. Sommer

Sheldon E. Sommer 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).

  • Optical reflectance standard for geological exploration
    Patent number: 4647198
    Abstract: In geological exploration, an improved optical reflectance includes a coating consisting of micropulverized PTFE powder and cement having similar spectral characteristics to the powder. The coating is bonded to a substrate and the surface of the coating is milled to a matte surface having uniform reflectance characteristics, including Lambertian response.
    Type: Grant
    Filed: January 30, 1984
    Date of Patent: March 3, 1987
    Assignee: Mobil Oil Corporation
    Inventor: Sheldon E. Sommer