Inventor · disambiguated record
Masahiro Yatsu
Also filed as: YATSU MASAHIRO
20 granted patents·3 pending applications·14 citations·filing 2014–2019
89Inventor score
Files withHITACHI LTD23
Top patents by PatentIndex Score
23 records- 0181US11349311B2Voltage stability monitoring device and methodHITACHI LTD·Filed 2016·Granted May 31, 2022·4 cites·21 claims
- 0275US10461538B2System stabilization control device and power system control systemHITACHI LTD·Filed 2016·Granted Oct 29, 2019·3 cites·8 claims
- 0373US10581245B2Voltage/reactive power operation assisting device and assisting method, and voltage/reactive power operation monitoring control device and monitoring control methodHITACHI LTD·Filed 2017·Granted Mar 3, 2020·2 cites·14 claims
- 0472US11342750B2Power demand/supply adjustment power procurement plan support device and method, and power demand/supply adjustment power procurement plan support systemHITACHI LTD·Filed 2017·Granted May 24, 2022·2 cites·16 claims
- 0571US10473700B2Voltage stability monitoring device and methodHITACHI LTD·Filed 2015·Granted Nov 12, 2019·2 cites·15 claims
- 0661US10892640B2Voltage and reactive power monitoring/control device and method for calculating required reactive power amount for suppressing a fluctuation component and selecting an appropriate equipmentHITACHI LTD·Filed 2017·Granted Jan 12, 2021·1 cites·16 claims
- 0754US10193385B2Power system monitoring apparatus, power system control apparatus, and power system monitoring method employing events of assumable breakdowns and assumable output changesHITACHI LTD·Filed 2014·Granted Jan 29, 2019·0 cites·20 claims
- 0847US10371592B2System stability monitoring apparatus and methodHITACHI LTD·Filed 2014·Granted Aug 6, 2019·0 cites·13 claims
- 0946US11256278B2Power system stabilization device and power system stabilization methodHITACHI LTD·Filed 2018·Granted Feb 22, 2022·0 cites·9 claims
- 1044US10628896B2System stability monitoring device and system stability monitoring systemHITACHI LTD·Filed 2015·Granted Apr 21, 2020·0 cites·12 claims
- 1143US11133674B2System operation support device and method in power system, and wide-area monitoring protection control systemHITACHI LTD·Filed 2018·Granted Sep 28, 2021·0 cites·6 claims
- 1242US10804701B2Apparatus and method for stabilizing power systemHITACHI LTD·Filed 2017·Granted Oct 13, 2020·0 cites·12 claims
- 1341US11379091B2Operation support device and operation support methodHITACHI LTD·Filed 2018·Granted Jul 5, 2022·0 cites·10 claims
- 1441US11048246B2Operation assistance device and operation assistance methodHITACHI LTD·Filed 2017·Granted Jun 29, 2021·0 cites·8 claims
- 1541US10790667B2Voltage/reactive power control apparatus, method, and voltage/reactive power control systemHITACHI LTD·Filed 2016·Granted Sep 29, 2020·0 cites·8 claims
- 1640US11404873B2Power system operation assisting device and method, and oscillation suppression systemHITACHI LTD·Filed 2019·Granted Aug 2, 2022·0 cites·9 claims
- 1740US10389133B2Device and method for controlling power systemHITACHI LTD·Filed 2016·Granted Aug 20, 2019·0 cites·12 claims
- 1839US11387656B2Power generation amount prediction apparatus, power generation amount prediction method, system stabilization apparatus, and system stabilization methodHITACHI LTD·Filed 2016·Granted Jul 12, 2022·0 cites·12 claims
- 1938US11016515B2System operation decision-making assistance device and methodHITACHI LTD·Filed 2017·Granted May 25, 2021·0 cites·8 claims
- 2038US10222196B2Electric power system monitoring device and electric power system monitoring systemHITACHI LTD·Filed 2015·Granted Mar 5, 2019·0 cites·9 claims
- 2136US2019288551A1Power system aggregation device and method, and power system stabilization deviceHITACHI LTD·Filed 2017·Application pending·0 cites
- 2234US2017146574A1Voltage stability monitoring device and methodHITACHI LTD·Filed 2015·Application pending·0 cites
- 2333US2020273120A1Power grid decision-making support device and method, and system applying sameHITACHI LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →