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Heikki Riittinen
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Helsinki, FI
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Patents Grants
last 30 patents
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Patent Grant
System, terminal, network entity, method and computer program produ...
Patent number
7,814,313
Issue date
Oct 12, 2010
Nokia Corporation
Heikki Riittinen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for maintaining a secure tunnel in a packet-based...
Patent number
7,623,500
Issue date
Nov 24, 2009
Nokia Corporation
Heikki Riittinen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Method and system for maintaining a secure tunnel in a packet-based...
Publication number
20070053328
Publication date
Mar 8, 2007
Nokia Corporation
Heikki Riittinen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System, terminal, network entity, method and computer program produ...
Publication number
20070005976
Publication date
Jan 4, 2007
Nokia Corporation
Heikki Riittinen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IP mobility in mobile telecommunications system
Publication number
20050195780
Publication date
Sep 8, 2005
Henry Haverinen
H04 - ELECTRIC COMMUNICATION TECHNIQUE