Oshita Shigeru
Osicki David E.
Oskarsson Per-Ove
Osowski Denis M.
Osowski Denis Michael
Ostby Erik Jan
Ostrenko Viktor Y.
Oswald R. Bergmann
Oszlar Imre
Otake Tsuneo
Otani Kozaburo
Otani Tadayuki
Otavius Pty. Ltd.
Otis Charles
Otschick Peter
Otsuka Kazushi
Otsuka Keiji
Ott Brian L.
Ott Lars
Otto A. Becker