Oxford Instruments Inc.
Oxford Instruments Plasma Technology Limited
Oxford Lasers Limited
Oxion Pte. Ltd.
Oxiteno S.a. Industria E. Comercio
Oxley James E.
Oy Stromberg Ab
Oya Asao
Oya Naoko
Oya Yasuhiro
Oyama Hiroo
Oyama Hitoshi
Oyama Jun
Oyama Makoto
Oyama Osamu
Oyama Shigeki
Oyama Takayuki
Oyanagi Hiroyuki
Ozaki Ernest T.
Ozaki Junichi