Okumatsu Yoshihiro
Okushima Keiji
Okutani Norio
Okuyama Kooetsu
Olevik Andreas
Olex Michael B.
Oleynikov Dmitry
Olig Eugene A.
Olin Gerard
Oliver Kenneth L.
Olomski Jurgen
Omae Tsutomu
Omata Toshio
Omax Corporation
Omnitek Research and Development, Inc.
Omura Nobukatsu
Onaga Eimei M.
Onishi Kazuhisa
Onishi Masanori
Onitsuka Toyoshi