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HENRIK HUMMELGREN
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SOLNA, SE
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Patents Grants
last 30 patents
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Patent Grant
Communications network and method for screening incoming circuit sw...
Patent number
6,473,422
Issue date
Oct 29, 2002
Telefonaktiebolaget LM Ericsson
Göran Hall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing packet-switched voice calls directed to a mobile unit op...
Patent number
6,307,845
Issue date
Oct 23, 2001
Telefonaktiebolaget LM Ericsson
Henrik Hummelgren
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
COMMUNICATIONS NETWORK AND METHOD FOR SCREENING INCOMING CIRCUIT SW...
Publication number
20020080770
Publication date
Jun 27, 2002
GORAN HALL
H04 - ELECTRIC COMMUNICATION TECHNIQUE