O'Neil Gary
Oerlikon Contraves
Oh Sang-whan
Oh Won Seob
Ohguri Osamu
Ohishi Suguru
Ohno Naoyuki
Ohsato Kiyoshi
Ohsato Masayoshi
Ohtsuka Patent Office
Ohtsuki Motohiko
Ohzeki Takatoshi
Oikawa Keiki
Okamoto Hajime
Okano Hiroshi
Okitaka Kaoru
Okubo Hatsuo
Okubo Hirotatsu
Ono Rumiko
Ooi Ban Hin