U. V. Black Box Corporation
Uchida Takahiko
Uesugi Jun
Ungar Gert
Univ. of Texas Board of Regents
Universal Water Technologies, LLC
Universidad Católica de la Santisima Concepción
Universidad Politecnica De Cataluna
Universite Paris Sud(Paris 11)
University of Maryland Center for Environmental Science
Unser Gregory A.
Upchurch Greg
Urban Virginia L.
US Filter/RJ Environmental, Inc.
US Sterlizer Corp.
Usui Urara
UV Systems Technology, Inc.
UVAS, LLC