Okumura Chaki
Olafsson Ari
Olikhov Igor Mikhailovich
Olin John George
Olivero Dato V.
Olsen Harold M.
Omega Engineering Inc.
Omori Yoshinori
Ondov John M.
Ondyne Inc.
Onishi Tomomi
Onoda Michitoshi
Onoda Morio
Ooishi Yasuharu
Ookubo Satoshi
Opschoor Abram
OptiMetrics, Inc.
Orbisphere Laboratories Neuchatel S.A.
Ordan Christophe
Orr, Jr. Raymond T.