Rohm Semiconductor
Kingbright
Lumex Opto/Components Inc.
Broadcom Limited
Marktech Optoelectronics
SunLED
TT Electronics/Optek Technology
Bivar Inc.
Visual Communications Company - VCC
Everlight Electronics Co Ltd
Würth Elektronik
QT Brightek (QTB)
American Bright Optoelectronics Corporation
LITEON
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