United Optical S.p.A.
United Syntek Corporation
Universidade do Minho
Universite du Droit et de la Sante de Lille
University Court of Glasgow Caledonian University
University of Pittsburagh - of the Commonwealth System of Higher
University Optical Products Co.
Unold Gerhard
Up To Date, Inc.
Uplinger Doris
Upton Lee O.
Urinowski Ehud
Ustanik Teresa
Ustun Teoman E.
Utsugi Katsuhiko
Utsugi Optical Laboratory Inc.
Utsumi Optical Products, Inc.
Uttenweiler Dietmar
Uusitalo Mikko A.
UVEX Arbeitsschutz GmbH