Oishi Kyoji
Oja Raymond G.
Oka Kazuki
Okoro Jeremiah
Okuda Yoshihiko
Okugawa Katuo
Okulov Pavel D.
Okuma Machinery Works Ltd.
Okumura Hisakazu
Okuno Hirokazu
Okutani Norio
Olesch Reinhard G.
Oliva David C.
Ollik Waldemar
Olmsted Leland W.
Olmsted Robert J.
Olsen C. Eric
Olsen Oluf
Olsen Robert M.
Olsen Stuart