NTE Electronics, Inc
Opto Diode Corp
Rohm Semiconductor
Interlight
TT Electronics/Optek Technology
Vishay Semiconductor Opto Division
Würth Elektronik
OSRAM Opto Semiconductors Inc.
Marktech Optoelectronics
onsemi
SETi/Seoul Viosys
Advanced Photonix
Kingbright
Everlight Electronics Co Ltd
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