O-Sung Telecom Co., Ltd.

2 OUIs
5C24435C2443

O.N. ELECTRONIC CO., LTD.

2 OUIs
00A0DC00A0DC

O2 MICRO, INC.

2 OUIs
00D05100D051

O2Micro, Inc.

2 OUIs
001297001297

OA LABORATORY CO., LTD.

2 OUIs
0020A00020A0

OBJECTIVE COMMUNICATIONS, INC.

2 OUIs
001031001031

OCE PRINTING SYSTEMS, GMBH

2 OUIs
002084002084

OCEAN OFFICE AUTOMATION LTD.

2 OUIs
0040D80040D8

OCOSMOS Co., LTD

2 OUIs
D440D0D440D0

OCP Inc.

2 OUIs
002523002523

OCT Technology Co., Ltd.

2 OUIs
7487A97487A9

OCTAGON SYSTEMS CORP.

4 OUIs
FC956AFC956A00200B+1 more

OCTEL COMMUNICATIONS CORP.

2 OUIs
0020FB0020FB

OCTOTHORPE CORP.

4 OUIs
00BB0100BB0102BB01+1 more

OCTTEL Communication Co., Ltd.

2 OUIs
000C2A000C2A

ODA Technologies

2 OUIs
ACCA8EACCA8E

OHKURA ELECTRIC CO., LTD.

2 OUIs
00C02A00C02A

OHM TECHNOLOGIES INTL, LLC

2 OUIs
00101C00101C

OHSUNG

32 OUIs
68966A68966AB814DB+29 more

OI ELECTRIC CO.,LTD

10 OUIs
0010C10010C1509F3B+7 more

OJ-Electronics A/S

2 OUIs
002338002338

OJSC Ufimskiy Zavod Promsvyaz

2 OUIs
1CBBA81CBBA8

OKANO ELECTRIC CO.,LTD

2 OUIs
0009AE0009AE

OKI ELECTRIC INDUSTRY CO., LTD

2 OUIs
008087008087

OKUMA CORPORATION

2 OUIs
00C02F00C02F

OL'E COMMUNICATIONS, INC.

2 OUIs
0030A80030A8

OLENCOM ELECTRONICS

2 OUIs
00504F00504F

OLICOM A/S

2 OUIs
0050EC0050EC