Inventor · disambiguated record
Ryou Okabe
Also filed as: OKABE RYOU
20 granted patents·2 pending applications·57 citations·filing 2006–2018
92Inventor score
Top patents by PatentIndex Score
22 records- 0186US9923640B2Transmission apparatus and transmission systemFUJITSU LTD·Filed 2016·Granted Mar 20, 2018·5 cites·15 claims
- 0285US7978319B2Optical switching method and optical switchFUJITSU LTD·Filed 2007·Granted Jul 12, 2011·10 cites·10 claims
- 0382US9876601B2Optical transmission system, controller for wavelength tunable filter, and control method of wavelength tunable filterFUJITSU LTD·Filed 2016·Granted Jan 23, 2018·4 cites·20 claims
- 0480US9853728B2Method for determining numbers of bits allocated to subcarriers and optical transmission systemFUJITSU LTD·Filed 2016·Granted Dec 26, 2017·3 cites·7 claims
- 0580US8385741B2Optical pulse generating device and optical signal processing deviceFUJITSU LTD·Filed 2010·Granted Feb 26, 2013·3 cites·11 claims
- 0676US7397975B2Optical switchFUJITSU LTD·Filed 2007·Granted Jul 8, 2008·4 cites·10 claims
- 0774US9998230B2Optical transmitter, optical communication system, and optical transmission/reception control methodFUJITSU LTD·Filed 2017·Granted Jun 12, 2018·2 cites·7 claims
- 0874US7562746B2Method, system, and display for elevator allocation using multi-dimensional coordinatesHITACHI LTD·Filed 2006·Granted Jul 21, 2009·11 cites·8 claims
- 0973US10128960B2Estimation method for optical receiver and light source deviceFUJITSU LTD·Filed 2017·Granted Nov 13, 2018·2 cites·8 claims
- 1073US7518711B2Optical waveform measurement apparatus and optical waveform measurement methodFUJITSU LTD·Filed 2006·Granted Apr 14, 2009·7 cites·16 claims
- 1168US9319170B2Optical frequency division multiplexer and polarization control methodFUJITSU LTD·Filed 2013·Granted Apr 19, 2016·2 cites·8 claims
- 1266US10673533B2Optical transmission apparatus and methodFUJITSU OPTICAL COMPONENTS LTD·Filed 2018·Granted Jun 2, 2020·1 cites·8 claims
- 1364US9973276B2Optical receiving device and method for controlling dispersion compensation amountFUJITSU LTD·Filed 2017·Granted May 15, 2018·1 cites·12 claims
- 1459US8526819B2Receiver, light spectrum shaping method, and optical communication systemOKABE RYOU·Filed 2011·Granted Sep 3, 2013·2 cites·15 claims
- 1546US10212015B2Receiving device and sending deviceFUJITSU LTD·Filed 2016·Granted Feb 19, 2019·0 cites·8 claims
- 1646US9077470B2Optical transmission system using cross phase modulationFUJITSU LTD·Filed 2013·Granted Jul 7, 2015·0 cites·10 claims
- 1745US7953322B2Optical switch and optical switch control methodFUJITSU LTD·Filed 2007·Granted May 31, 2011·0 cites·10 claims
- 1844US9602201B2Optical multiplexing device and method of generating optical OFDM signalFUJITSU LTD·Filed 2015·Granted Mar 21, 2017·0 cites·7 claims
- 1942US10050714B2Transmission apparatus and transmission methodFUJITSU LTD·Filed 2017·Granted Aug 14, 2018·0 cites·11 claims
- 2042US2014064732A1Apparatus and method for receiving optical signal, and optical frequency-division-multiplexing transmission systemFUJITSU LTD·Filed 2013·Application pending·0 cites
- 2138US9998233B2Optical reception apparatusFUJITSU LTD·Filed 2016·Granted Jun 12, 2018·0 cites·7 claims
- 2236US2010221014A1Optical fiber transmission system and methodFUJITSU LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →