Inventor · disambiguated record
Risto Janhonen
Also filed as: JANHONEN RISTO
3 granted patents·97 citations·filing 1995–1997
75Inventor score
Technology areasH04M
Files withNOKIA TELECOMMUNICATIONS OY3
Top patents by PatentIndex Score
3 records- 0159US6023618AMethod for improving charging criteria in a mobile telephone networkNOKIA TELECOMMUNICATIONS OY·Filed 1995·Granted Feb 8, 2000·37 cites·10 claims
- 0256US6115600AMethod for improving charging criteria in a mobile telephone networkNOKIA TELECOMMUNICATIONS OY·Filed 1995·Granted Sep 5, 2000·32 cites·15 claims
- 0354US6345181B1Charging criteria for a call in a cellular mobile networkNOKIA TELECOMMUNICATIONS OY·Filed 1997·Granted Feb 5, 2002·28 cites·13 claims
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