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John Barna
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Beaconsfield, CA
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last 30 patents
Information
Patent Grant
System and method of monitoring and reporting accounting data based...
Patent number
6,999,449
Issue date
Feb 14, 2006
Telefonaktiebolaget LM Ericsson (publ)
John Barna
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method in a packet data network of negotiating reporting mechanisms...
Patent number
6,834,300
Issue date
Dec 21, 2004
Telefonaktiebolaget LM Ericsson (publ)
John Barna
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Method, system and service node for pre-paid service provision in p...
Publication number
20020167909
Publication date
Nov 14, 2002
Bartosz Balazinski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Prepaid access to internet protocol (IP) networks
Publication number
20020116338
Publication date
Aug 22, 2002
Jean-Charles Gonthier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method of monitoring and reporting accounting data based...
Publication number
20020046277
Publication date
Apr 18, 2002
John Barna
H04 - ELECTRIC COMMUNICATION TECHNIQUE