Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1991-02-05
1992-03-17
Pianalto, Bernard
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
156663, 20419222, 20419223, 427 66, 427255, 4272552, 4272557, 427331, 4274193, 4274197, B05D 306
Patent
active
050967355
ABSTRACT:
Disclosed is an improvement of a process for producing a thin film electroluminescent device wherein the luminescent film is formed by a CVD method. The improvement residues in that an unnecessary portion of the luminescent layer, which is inherently formed if the CVD method is employed, is removed by etching.
Mikami Akiyoshi
Nakaya Hiroaki
Ogura Takashi
Okibayashi Katsushi
Tanaguchi Kouji
Pianalto Bernard
Sharp Kabushiki Kaisha
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