Inventor · disambiguated record
Yohei Sobu
Also filed as: SOBU YOHEI
4 granted patents·2 pending applications·5 citations·filing 2020–2024
61Inventor score
Files withFUJITSU LTD6
Top patents by PatentIndex Score
6 records- 0191US11474409B2Optical modulator and optical modulation methodFUJITSU LTD·Filed 2021·Granted Oct 18, 2022·3 cites·8 claims
- 0288US11736201B2Optical transmitter for transmitting multilevel optical signalsFUJITSU LTD·Filed 2022·Granted Aug 22, 2023·2 cites·7 claims
- 0354US11139895B2Transmission device, optical transceiver module, and optical modulation methodFUJITSU LTD·Filed 2020·Granted Oct 5, 2021·0 cites·16 claims
- 0454US2024419021A1Delay control circuit, optical transmission apparatus, and delay control methodFUJITSU LTD·Filed 2024·Application pending·0 cites
- 0547US2022311534A1Optical transmitter and transmission deviceFUJITSU LTD·Filed 2021·Application pending·0 cites
- 0643US11327234B2Optical semiconductor device and reception apparatusFUJITSU LTD·Filed 2020·Granted May 10, 2022·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →