Würth Elektronik
QT Brightek (QTB)
SunLED
Kingbright
Lumex Opto/Components Inc.
Broadcom Limited
Rohm Semiconductor
Panasonic Electronic Components
Inolux
Bivar Inc.
Vishay Semiconductor Opto Division
CreeLED, Inc.
LITEON
Dialight
Visual Communications Company - VCC
Marktech Optoelectronics
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