Inventor · disambiguated record
Keiko Mamiya
Also filed as: MAMIYA KEIKO
3 granted patents·2 pending applications·88 citations·filing 1999–2006
74Inventor score
Top patents by PatentIndex Score
5 records- 0192US7328020B2Mobile-service switching center, base station controller, multicall communication mode supporting terminal and method of changing number of calls in multicall communication modeFUJITSU LTD·Filed 2005·Granted Feb 5, 2008·50 cites·1 claims
- 0277US7006827B2Mobile-service switching center, base station controller, multicall communication mode supporting terminal and method of changing number of calls in multicall communication modeFUJITSU LTD·Filed 2000·Granted Feb 28, 2006·28 cites·24 claims
- 0348US2007121834A1Communication service information providing systemMAMIYA KEIKO·Filed 2006·Application pending·0 cites
- 0442US2001055379A1Communication service information providing systemFUJITSU LTD·Filed 2001·Application pending·0 cites
- 0535US6463284B2Control of storage of subscriber data in mobile communication systemFUJITSU LTD·Filed 1999·Granted Oct 8, 2002·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →