Pengelly David S.
Pennington Leslie H.
Peratrovich, Nottingham & Drage, Inc.
Perez Lucien
Perper Robert
Personette David
Persson Per G.
Pesti Glenn C.
Peters Hans Wilhelm
Peters Stanley R.
Peterson Carl W.
Peterson Harald
Petro Technik Limited
Petroleum Recovery Technologies, Inc.
Petter William J.
Pettersson Nils-Erik
Petty Adrian Lee
Peyton Dennis E.
Phifer Edward H.
Pick Steve Joe