Okada Electric Co, Ltd.
Okamura Katsuhiro
Oku Setsuya
Okuyama Toshiaki
Oliva Elio J.
Olson Willard J.
Olsson Dan Hakan Lennart
Oosaki Kazuo
Oozono Kazuya
Operating Technical Electronics, Inc.
Oppata Hidekazu
Opper Ray C.
Orban John M.
Orii Katsumi
Osaka Titanium Co., Ltd.
Osanai Katsutoyo
Osborne Jeffrey Roger
Oslakovic Charles S.
Osswald Alexander
Otsubo Kouji