Asher Harry
Asher Mark A.
Ashtech Inc.
Ashtech Telesis, Inc.
Associated RT, Inc.
Athley Fredrik
Atkins Paul V.
ATR Adaptive Communications Research Laboratories
ATR Optical & Radio Communications Research Laboratories
ATR Optical and Radio Communications Research Labs
Aubain Agnès
Audet Jocelyn
Auston David H.
Austron Inc.
Auto-Trac, Inc.
Autrey Samuel W.
Aviation Systems Concepts, Inc.
Avion Systems, Inc.
Awata Hideki
Azzarelli Teodoro