Ogasawara Koji
Ogata Shigezi
Ogden Matthew
Oguro Takeshi
Ohashi Shinichi
Ohuchi Akimicu
Oishi Takashi
Okada Ryo
Okawa Hiroyuki
Okazaki Sadaaki
Oliver Frederick C.b.m.
Optilon W. Erich Heilmann G.m.b.h.
Osbon H. Gary
Oscar Vosburgh Payne
Osgood John H.
Osteen J. Player
Ostermayer Volker
Ostler Carl E.
Otomo Koichiro
Otradovec Stephen Charles