Oelschlaegel Victor
Ohya Kenji
Okano Masaaki
Olsen Douglas L.
Omnipure Filter Co.
Omnipure Filter Company
Onda Kimiyasu
Ooya Yoshihiko
Opus Plus Limited
Osaka Gas Chemicals Co., Ltd.
Osmonics, Inc.
Owler, Jr. William G.
Ozeki Tetsuo
Pall David Boris
Pall Deutschland GmbH
Palmer Carl W.
Palmer Michelle R.
Pandelena Michael N.
Paquette James P.
Parise Michael C.