QT Brightek (QTB)
LITEON
Everlight Electronics Co Ltd
American Opto Plus LED
Dialight
Vishay Semiconductor Opto Division
TubeDepot
OSRAM Opto Semiconductors Inc.
Broadcom Limited
SunLED
Inolux
Rohm Semiconductor
Panasonic Electronic Components
Lumex Opto/Components Inc.
CreeLED, Inc.
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