Inventor · disambiguated record
Yohei Koganei
Also filed as: KOGANEI YOHEI
16 granted patents·4 pending applications·34 citations·filing 2004–2022
90Inventor score
Top patents by PatentIndex Score
20 records- 0190US11711247B2Signal processing device and transmission deviceFUJITSU LTD·Filed 2022·Granted Jul 25, 2023·2 cites·12 claims
- 0288US10459691B2Randomization of data using a plurality of types of pseudorandom number generatorsTOSHIBA MEMORY CORP·Filed 2017·Granted Oct 29, 2019·5 cites·55 claims
- 0386US11770289B2Communication device for transmitting data by using multilevel coding, and communication systemFUJITSU LTD·Filed 2021·Granted Sep 26, 2023·2 cites·6 claims
- 0485US10884706B2Randomization of data using a plurality of types of pseudorandom number generatorsTOSHIBA MEMORY CORP·Filed 2019·Granted Jan 5, 2021·3 cites·13 claims
- 0583US11418284B2Encoding circuit, decoding circuit, encoding method, and decoding methodFUJITSU LTD·Filed 2020·Granted Aug 16, 2022·2 cites·8 claims
- 0677US7388711B2Controlling apparatus for optical amplifier and controlling method thereofFUJITSU LTD·Filed 2006·Granted Jun 17, 2008·4 cites·9 claims
- 0771US8705974B2Optical transmission system and optical transmission methodKOGANEI YOHEI·Filed 2012·Granted Apr 22, 2014·4 cites·8 claims
- 0870US9467318B2Communication system, receiving device, and semiconductor deviceFUJITSU LTD·Filed 2015·Granted Oct 11, 2016·2 cites·9 claims
- 0965US7158290B2Controlling apparatus for optical amplifier and controlling method thereofFUJITSU LTD·Filed 2004·Granted Jan 2, 2007·7 cites·9 claims
- 1060US8705984B2Optical transmission apparatus and method for controlling variable optical attenuatorKOGANEI YOHEI·Filed 2008·Granted Apr 22, 2014·2 cites·2 claims
- 1155US11552711B2Encoding device, decoding device, and transmission deviceFUJITSU LTD·Filed 2021·Granted Jan 10, 2023·0 cites·9 claims
- 1249US2023170920A1Encoder circuit, decoder circuit, encoding method, and decoding method for multilevel codingFUJITSU LTD·Filed 2022·Application pending·0 cites
- 1348US8839070B2Error correction apparatus and error correction methodKOGANEI YOHEI·Filed 2012·Granted Sep 16, 2014·1 cites·4 claims
- 1445US11283542B2Encoding circuit, decoding circuit, and encoding methodFUJITSU LTD·Filed 2020·Granted Mar 22, 2022·0 cites·7 claims
- 1543US2009245292A1Clock recovery apparatus and methodFUJITSU LTD·Filed 2009·Application pending·0 cites
- 1640US10623137B2Transmission apparatus and error correction methodFUJITSU LTD·Filed 2018·Granted Apr 14, 2020·0 cites·9 claims
- 1738US9825731B2Optical transmission system, optical transmission apparatus, and optical transmission methodFUJITSU LTD·Filed 2016·Granted Nov 21, 2017·0 cites·15 claims
- 1838US2020266888A1Optical communication apparatus, optical transmission system, and optical communication methodFUJITSU LTD·Filed 2020·Application pending·0 cites
- 1934US9438461B2Communication system, receiving device, and semiconductor deviceFUJITSU LTD·Filed 2015·Granted Sep 6, 2016·0 cites·11 claims
- 2032US2016336965A1Error correction method, semiconductor device, transmission and reception module, and transmitting apparatusFUJITSU LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →