Marktech Optoelectronics
Rohm Semiconductor
onsemi
Interlight
Opto Diode Corp
Everlight Electronics Co Ltd
Luminus Devices Inc.
Bivar Inc.
OSRAM Opto Semiconductors Inc.
Vishay Semiconductor Opto Division
Advanced Photonix
LITEON
TT Electronics/Optek Technology
00852-53413153
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