Ulrich Douglas Richard
Ultirec
Umeyama Ryou
Umin Edward
Umin Gerald
Umin Gerald L.
Umino Hideo
Unger Reuven Z-M
Unikat Ab
Union Carbide Industrial Gases Technology Corporation
United Hydraulics
United Technologies Corporation
Univer S.p.a.
Unlimited Technologies Inc.
Uno Kenichi
Uop Inc.
Ura Katsumi
Urabe Masanobu
Urac Tibor
Urata Yasuhiro