Orlando Thomas W.
Orths Kurt
Pain Jean-Pierre
Peuker Karl
Phase Technology
Philbrick Julian W.
Plessers Jacques
Plueguett Ulrich
Raemaekers Karel G. H.
Rahimzadeh Bizhan
Rall Dieter
Randal Vincent T.
Republic Geothermal
Riley Storker Corporation
Ronchinsky Stanley
Rummel Jon D.
Sauerbaum Thomas
Sauvant Valérie
Schuh William C.
Shoji Shigeki