NXP / Freescale
NXP Semiconductors
Octavo Systems
ODU
Ohmite
Olimex Ltd.
Olmatic
OmniPreSense
Omron Automation and Safety
Omron Electronics
ON Semiconductor
ON Semiconductor / Fairchild
OncQue
Onion
Oplink
Optek / TT Electronics
Opulent
ORing
Orion Fans
OSEPP Electronics
