OUI Lookup Tool

MAC Address Prefix	6869CA 68-69-CA 68:69:CA
Manufacturer	Hitachi, Ltd.
MAC Address Prefix	000087 00-00-87 00:00:87
Manufacturer	HITACHI, LTD.
MAC Address Prefix	F84897 F8-48-97 F8:48:97
Manufacturer	Hitachi, Ltd.

Numata Corporation

Syrinx Industrial Electronics