Method for manufacturing electroluminescent element

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making named article

Reexamination Certificate

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C430S319000

Reexamination Certificate

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11591766

ABSTRACT:
A main object of the present invention is to provide a method for manufacturing an EL element which can avoid a state which plural unnecessary layers are laminated on each pattern-formed light-emitting portion when the light-emitting portions are formed by photolithography and thus enables quick and easy peeling treatment in the peeling process of the unnecessary layers.

REFERENCES:
patent: 7147992 (2006-12-01), Itou et al.
patent: 2002/0072139 (2002-06-01), Kashiwabara

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