Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2005-09-13
2005-09-13
Dye, Rena (Department: 1774)
Stock material or miscellaneous articles
Composite
Of inorganic material
C428S917000, C252S30140S, C252S30160S, C257S102000, C313S502000, C313S503000
Reexamination Certificate
active
06942932
ABSTRACT:
A phosphor comprising a matrix material: Ba1-xZnxS wherein 0<x<1 and a luminescence center, typically Mn and/or Eu emits light of a sufficient color purity to eliminate a need for a filter, and in a good response and especially red light suitable in a full-color EL panel. An EL panel comprising the same is also provided.
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Translation of JP 07-282978, Oct. 1995, Terada et al.
Michitaka Ohura, et al. “Properties of Red-Color CaS :Eu Thin Film EL Device” ITEJ Technical Report vol. 16, No. 76, Nov. 27, 1992, pp. 7-12.
Miura Noboru
Yano Yoshihiko
Dye Rena
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
TDK Corporation
Thompson Camie S.
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