Opperthauser Ray W.
Orbeta Ferdinand E.
Orega Circuits et Communication
Orega Circuits et Commutation
Orosz Miklos J.
OshanLiang L.L.P.
Oshima Toshihiro
Osima Isamu
Osmond Max R. V.
Ostby Marvin E.
Oswald William James
Otake Shigeaki
Otsuka Shigeharu
Otterberg Tomas B.
Ottermill Limited
Otto William C.
Ovick Norman L.
Owen Robert D.
Oyama Jun
Oyama Kazuaki