Patents by Inventor Barbara Krukowska-Fulde

Barbara Krukowska-Fulde 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).

  • Electroluminescent unit
    Patent number: 4194141
    Abstract: Electroluminescent device for emitting green light comprising a conducting cadmium fluoride crystal of electron concentration greater than 10.sup.15 cm.sup.-3 having a manganese impurity of N.sub.Mn concentration in the range: 0.1 mole percent <N.sub.Mn <5% mole percent, and an insulating or semi-insulating layer separating the metallic electrode from the crystal.
    Type: Grant
    Filed: September 28, 1978
    Date of Patent: March 18, 1980
    Assignees: Osrodek Badawczo-Rozwojowy Monokrysztalow, Uniwersytet Warszawaki Instytut Fizyki Doswiadczalnej
    Inventors: Teresa Langer, Barbara Krukowska-Fulde, Jerzy Langer