Ortiz Marco G.
Ortomedic
Osborne Roy S.
Oshima Hideya
Oshiro Yasuhiro
Ostertag Reinhard F.
Ostertag Ulrich K.
Ostrick Bernhard
Osuga Naohiro
Osumi Takayoshi
Otonari Mitsuya
Otsuka Yutaka
Otsuki Yuichi
Ou Shichuan
Ou Yang Hsing
Ou-Yang Mang
Oughton Brian W.
Oy Beamex AB