Kai Narvanen

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Pirkkala, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for carrying out security procedures involving mo...
- Patent number 7,590,407
- Issue date Sep 15, 2009
- Nokia Corporation
- Hannu Honkala
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication network
- Patent number 7,436,807
- Issue date Oct 14, 2008
- Nokia Corporation
- Timo Hänninen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arranging packet data connections in office system
- Patent number 7,420,964
- Issue date Sep 2, 2008
- Nokia Corporation
- Kai Närvänen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for allowing subscribers to make internal calls w...
- Patent number 7,171,209
- Issue date Jan 30, 2007
- Nokia Corporation
- Raili Numminen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handover of a mobile station from an internal cellular communicatio...
- Patent number 7,092,709
- Issue date Aug 15, 2006
- Nokia Corporation
- Hannu Honkala
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network access control
- Patent number 6,813,496
- Issue date Nov 2, 2004
- Nokia Corporation
- Raili Numminen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System and method for allowing subscribers to make internal calls w...
- Publication number 20040180664
- Publication date Sep 16, 2004
- Nokia Networks Oy
- Raili Numminen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network access control
- Publication number 20030125024
- Publication date Jul 3, 2003
- Nokia Networks Oy
- Raili Numminen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and arrangement for controlling calls in a hybrid cellular t...
- Publication number 20030119495
- Publication date Jun 26, 2003
- Timo Hanninen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Arranging internal data connections of office system
- Publication number 20020082006
- Publication date Jun 27, 2002
- Kai Narvanen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Arranging packet data connections in office system
- Publication number 20020080757
- Publication date Jun 27, 2002
- Kai Narvanen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication network
- Publication number 20010007554
- Publication date Jul 12, 2001
- Timo Hanninen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE