Ooyama Takashi
Openbase Co., Ltd.
Ophir Corporation
Opschoor Jan
Optc Co., Ltd.
Opteleacom, Inc.
Optical Biopsy Technologies, Inc.
Optical Communication Productions, Inc.
Optical Concepts, Inc.
Optical Information Systems, Inc.
Opticus IP Law PLLC
Optitune plc
Optium Corporation
Opto Power Corp.
Opto Power Corporation
Opto-Electronics Technology Research Co., Ltd.
Opto-Power Corp.
Optobahn Corporation
Optosystems Ltd.
Optrotech Ltd, Israel Company