Photo-Physics Laboratory Inc.
Photodigm Inc.
Photonic Applications, Inc.
Picarro, Inc.
Pieterse Jan-Willem J.
Pleumeekers Jacco Leonard
Poberezhskiy Ilya Y.
Pocholle Jean-Claude
Poumellec Bertrand
Preston Ronald E.
Primot Jéröme
Prince Eric T.
Raczkowski David B.
Radic Stoian
Rae Cameron F.
Raimond Paul
Rajbenbach Henri
Ram Rajeev J.
Ramos-Ortiz Gabriel
Raoult Fabrice