O'Rourke John B.
Oda Hideyuki
Oh IL-Kyo
Oh Il-Kyo
Oh Won Sik
Ohbatake Yohjiro
Öhlander Carl Peder
Ohta Katsuya
Oil Rite Corporation
Okano Ryozo
Okumura Tatsushi
Oligmueller Jeffrey
Olson, Jr. Theodore D.
Omoto Masaki
Ornberg John H.
Orsco Incorporated
Orsco, Inc.
Osborne Robert L.
Ostermeyer Gunter
Otani Akesama