Ooishi Keiji
Ooms Willem
Oowatari Yoshitaka
Opw Enterprises Inc.
Oral Ebru
Orica Australia Pty. Ltd.
Origgi Pietro
Origin Electric Company Limited
Orihara Tamotsu
Orkin Ona V.
Orner Angelika
Orpin Murray
Orthofer Willibald
Osada Yoshihito
Oshita Kiyoshi
Osmond Desmond W.j.
Ostergaard Hans J.
Ostfield Howard G.
Ostrander Kenneth
Oswald Thomas T.