O'Hara Mark J.
O'Neill Eugene D.
O'Neill Eugene E.
O'Okiep Copper Company Ltd.
Oborin Pavel A.
Oborin Pavel Alexandrovich
Ogle Larry G.
Ogushi Yasutomo
Ohashi Kenichi
Ohnuki Hiroshi
Okabayashi Ikuo
Olifer Vladimir P.
Oller Osvaldo A.
Omura Refractories Co., Ltd.
Ono Shunichiro
Optical Corp.