Patents Examined by Sikkha Roy
  • Organic electroluminescent device and encapsulation method
    Patent number: 6975067
    Abstract: Organic electroluminescent devices and methods of preparing such devices are provided. The organic electroluminescent devices include a first electrode, a light emitting structure, a second electrode, a conductive layer, and a non-conductive material. The light emitting structure is disposed between the first and second electrodes. The conductive layer is disposed on at least a portion of the second electrode and is in electrical communication with the second electrode through an opening in the non-conductive material.
    Type: Grant
    Filed: December 19, 2002
    Date of Patent: December 13, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: Fred B. McCormick, Jon E. Ottman, Raghunath Padiyath