Ashworth Terence I.
Atanassov Haralampi A.
Atanassov Haralampi Aangelov
Athanasiou George
Atos Sheldon L.
Atsuchi Iwao
Atsuchi Tekko Co.
Atsuchi Tekko Co., Ltd.
Attanasio Claude
Atterton and Ellis Limited
Attinger Karl
Atzler Peter
Aurio Thomas M.
Aussem Rudolf
Autoflow Engineering Limited
Automated Optic, Inc.
Avila Steven J.
Avonite, Inc.
AWS Corporation
Axelsson Holger