Kingbright
Panasonic Electronic Components
Rohm Semiconductor
Dialight
Stanley Electric Co
Lumex Opto/Components Inc.
SunLED
OSRAM Opto Semiconductors Inc.
Broadcom Limited
Marktech Optoelectronics
LITEON
Vishay Semiconductor Opto Division
QT Brightek (QTB)
Würth Elektronik
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