Oblinger Fred G.
Obukuro Kazuhide
Oceaneering International, Inc
Ochi Masayoshi
Ochsner Rudolf Phillip
Ocsai Bela Tibor
Odagiri Toshihiko
Odell John Anthony
Odom, Jr. Donald
Oehler Hermann
Oehler Maschinenbau GmbH
Oesch Shem D.
Oesterling Erwin
Officine Cevolani S.p.A.
Officine Meccaniche Danieli & C. SpA
Ogasawara Kazui
Ogasawara Noriyuki
Ogborne Laurence N.
Ogden Karl
Ogg Kenneth Allan