Würth Elektronik
Broadcom Limited
Rohm Semiconductor
Stanley Electric Co
Vishay Semiconductor Opto Division
Inolux
Everlight Electronics Co Ltd
Seoul Semiconductor Inc.
American Bright Optoelectronics Corporation
OSRAM Opto Semiconductors Inc.
LITEON
SunLED
Visual Communications Company - VCC
Dialight
QT Brightek (QTB)
Kingbright
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