Inventor
NARVANEN KAI
FI3 patents
Patents
3 patentsUS7092709B1Aug 15, 2006
Handover of a mobile station from an internal cellular communication system to an external cellular communication system
NOKIA CORP33 citations88
US6813496B2Nov 2, 2004
Network access control
NOKIA CORP27 citations87
US7171209B2Jan 30, 2007
System and method for allowing subscribers to make internal calls while roaming to other networks
NOKIA CORP17 citations81