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Douglas Craig Kroupa
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Lisle, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
System for providing expanded emergency service communication in a...
Patent number
6,587,545
Issue date
Jul 1, 2003
Lucent Technologies Inc.
James T. Antonucci
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telecommunication system and method for handling special number cal...
Patent number
6,415,018
Issue date
Jul 2, 2002
Lucent Technologies Inc.
James T. Antonucci
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Line-based public safety answering point
Patent number
5,311,569
Issue date
May 10, 1994
AT&T Bell Laboratories
Joseph M. Brozovich
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
TELECOMMUNICATION SYSTEM AND METHOD FOR HANDLING SPECIAL NUMBER CAL...
Publication number
20020067803
Publication date
Jun 6, 2002
James T Antonucci
H04 - ELECTRIC COMMUNICATION TECHNIQUE