American Opto Plus LED
LITEON
Rohm Semiconductor
Vishay Semiconductor Opto Division
Kingbright
Everlight Electronics Co Ltd
CreeLED, Inc.
WEC
Würth Elektronik
Lumex Opto/Components Inc.
SunLED
Broadcom Limited
Visual Communications Company - VCC
OSRAM Opto Semiconductors Inc.
Inolux
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