Light Emitting Unit, Illumination Device Using Such Light Emitting Unit, and Image Scanner
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United States of America Patent
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Issued Date -
Feb 5, 2009
app pub date -
Apr 3, 2006
filing date -
Apr 4, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A light emitting unit comprises a light emitting element, a light emitting element substrate for mounting the light emitting element, a light emitting element substrate frame member provided with a window for exposing the light emitting element, and an electrode for supplying electricity to the light emitting element, wherein the light emitting element substrate is a metal and the light emitting element is mounted directly on the light emitting element substrate. The light emitting unit is also characterized in that the light emitting element substrate is a metal, a metal oxide film is provided on the light emitting element substrate, and the light emitting element is mounted on the electrode formed on the metal oxide film.
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