Inventor · disambiguated record
Ritsuko Isonuma
Also filed as: ISONUMA RITSUKO
4 granted patents·50 citations·filing 1999–2005
74Inventor score
Technology areasH04J
Files withFUJITSU LTD4
Top patents by PatentIndex Score
4 records- 0183US7042836B2Transmitting apparatusFUJITSU LTD·Filed 2001·Granted May 9, 2006·24 cites·10 claims
- 0262US6674714B1Retainment of alarm events during wait restore (WTR) cycle of channel restoration and squelch table with reduced memory areaFUJITSU LTD·Filed 1999·Granted Jan 6, 2004·23 cites·4 claims
- 0361US7433318B2Received path trace detection apparatusFUJITSU LTD·Filed 2005·Granted Oct 7, 2008·3 cites·19 claims
- 0445US7400655B2Transmission deviceFUJITSU LTD·Filed 2003·Granted Jul 15, 2008·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →