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Vishay Semiconductor Opto Division
QT Brightek (QTB)
Everlight Electronics Co Ltd
Lumex Opto/Components Inc.
LITEON
Kingbright
Inolux
SunLED
Bivar Inc.
CreeLED, Inc.
Dialight
Visual Communications Company - VCC
Broadcom Limited
Panasonic Electronic Components
TT Electronics/Optek Technology
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