Oana Yoshinori
Ober Jan Jakub
Ober Jan Krzysztof
Ober Consulting LTD
Observatoire de Paris
Ocular Instruments, Inc.
OculoCAM, LLC
Oculokinetics, Inc.
Oculus Optikgeraete GmBH
Ocutronics, LLC
Odom James
Odom James V.
Odom James Vernon
Odyssey Optical Systems, LLC
Ogino Koji
Ogino Kouji
Oglesby, Jr. Frank L.
Ogura Nobunori
Ohban Hideyuki
Ohman Rolf