Janne Karppinen

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Lund, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for certificate roll-over
- Patent number 8,028,167
- Issue date Sep 27, 2011
- Sony Ericsson Mobile Communications AB
- Stefan Andersson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LOCKING AND RESETTING LOCK KEY OF COMMUNICATION DEVICE
- Publication number 20100299745
- Publication date Nov 25, 2010
- Sony Ericsson Mobile Communications AB
- Janne Henrik Karppinen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method And Apparatus For Certificate Roll-Over
- Publication number 20080307229
- Publication date Dec 11, 2008
- Sony Ericsson Mobile Communications AB
- Stefan Andersson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE