Ohmichi Yasuyuki
Ohsawa Koichi
Ohta Tadatoshi
Ohtsu Shinji
Ohura Hideki
Okada Hironari
Okada Shigemasu
Okawa Yusuke
Okubo Katsu
Okugawa Shougo
Okumura Shigeyuki
Okuno Osamu
Olems Lars
Olsen Robert R.
Olstein Elliot M.
Olympus Optical Limited
Omote Yuji
Ono Michitaka
Oohara Tooru
Oomen Marijn