Patents by Inventor Natansohn Samuel

Natansohn Samuel 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).

  • Red emitting phosphors
    Patent number: 3965031
    Abstract: This application relates to red emitting phosphors of the formula Li.sub.1.sub.-x Ca.sub.2x Al.sub.5.sub.-x O.sub.8 :Fe.sup.+.sup.3 or LiCa.sub.x Al.sub.5.sub.-2x Si.sub.x O.sub.8 :Fe.sup.+.sup.3 wherein 0.005.ltoreq.x.ltoreq.0.25. These phosphors may be used in fluorescent lamps or in cathodoluminescent screens for cathode-ray tubes where red emission is desired.
    Type: Grant
    Filed: May 19, 1975
    Date of Patent: June 22, 1976
    Assignee: GTE Laboratories Incorporated
    Inventors: Richard M. Klein, Natansohn Samuel