Inventor · disambiguated record
Kazuya Ryu
Also filed as: RYU KAZUYA
5 granted patents·2 pending applications·74 citations·filing 2000–2018
80Inventor score
Files withFUJITSU LTD6
Top patents by PatentIndex Score
7 records- 0183US6728248B1Optical line terminalFUJITSU LTD·Filed 2000·Granted Apr 27, 2004·29 cites·13 claims
- 0275US6611928B1Homo-code continuity proof testing deviceFUJITSU LTD·Filed 2000·Granted Aug 26, 2003·24 cites·23 claims
- 0371US6848053B1Optical network unit and optical line terminalFUJITSU LTD·Filed 2000·Granted Jan 25, 2005·17 cites·10 claims
- 0458US7965730B2Frame transmitting apparatus and method utilizing a round-robin techniqueFUJITSU LTD·Filed 2009·Granted Jun 21, 2011·2 cites·5 claims
- 0553US7415111B2Optical network unit and optical line terminalFUJITSU LTD·Filed 2004·Granted Aug 19, 2008·2 cites·17 claims
- 0641US2019065103A1Transmission device and transmission methodFUJITSU LTD·Filed 2018·Application pending·0 cites
- 0734US2005201375A1Uninterrupted transfer method in IP network in the event of line failureFiled 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →