Union Electrica de Canarias, S.A.
Unique Technology U.T. Ltd.
Unisafe Limited
Uniscan Ltd.
Unity Wireless Systems Corporation
Universal Photonix, Inc.
University Corporation for Atmosphere Research
Unwire AB
Upadhyayula Lakshminarashimha C.
Upfal Eli
Urabe Masaki
Urbas Donald J.
Urein Edgar J.
Uren William J.
Ushijima Kazuhiro
Usui Yoshinobu
Utah Scientific, Inc.
Utilicom Inc.
Utz Hubert W.
Vachee Pierre