O & K Orenstein & Koppel Aktiengesellschaft and Lorenz GmbH
O'Rourke Glenn R.
Oakley John
Oberle Ingrid
Ochsner Hans W.
Oda Tetsuo
Odaka Seiya
Oehrle Rolf
Oelke Erwin S.
OEM Components, Inc.
Offermann Ludwig
Officine Meccaniche Galletti O.M.G. - S.R.L.
Ogata Youichi
Oguchi Shigemitsu
Ohba Kanji
Ohgoshi Yoshiaki
Ohsone Kenichi
Ohta Ryozo
Ohtsuka Junji
Ojima Teruo