Okada Kuniaki
Okamura Hideo
Okazki Ryuichi
Olczak Eugene G.
Olson Radley W.
Olympic Optical Co., Ltd.
OMD Optical Memory Devices Ltd.
Onigata Yoshio
Ono Eizo
Onuki Hideo
Oohchida Shigeru
Oosawa Mitsuo
Ooshima Kiyoko
Ootaki Sakashi
Ooto Masayuki
Optical Disc Corporation
Opto-Electronics & Systems Laboratories
Ortiz Jorge L.
Ortiz Criado J. L.
Ortiz Criado Jorge Leonardo