Rohm Semiconductor
SunLED
Visual Communications Company - VCC
Inolux
Würth Elektronik
TT Electronics/Optek Technology
Lumex Opto/Components Inc.
Bivar Inc.
OSRAM Opto Semiconductors Inc.
Vishay Semiconductor Opto Division
Broadcom Limited
QT Brightek (QTB)
Everlight Electronics Co Ltd
Dialight
Kingbright
00852-53413153
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