Inventor · disambiguated record
Yutaka Okubo
Also filed as: OKUBO YUTAKA
10 granted patents·1 pending application·232 citations·filing 1982–2019
86Inventor score
Top patents by PatentIndex Score
11 records- 0194US9893603B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Feb 13, 2018·13 cites·8 claims
- 0294US4456971ASemiconductor RAM that is accessible in magnetic disc storage formatSONY CORP·Filed 1982·Granted Jun 26, 1984·205 cites·17 claims
- 0377US11456675B2Filter device and power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted Sep 27, 2022·2 cites·7 claims
- 0473US10461656B2Power conversion device having a cover that covers DC positive and negative terminalsHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Oct 29, 2019·2 cites·5 claims
- 0568US11011996B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted May 18, 2021·1 cites·10 claims
- 0659US10903736B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted Jan 26, 2021·0 cites·8 claims
- 0755US10181783B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Jan 15, 2019·0 cites·4 claims
- 0854US10404156B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Sep 3, 2019·0 cites·8 claims
- 0952US5091000AMethod for cleaning molten metal and apparatus thereforNIPPON KOKAN KK·Filed 1990·Granted Feb 25, 1992·9 cites·59 claims
- 1045US11798749B2Power converter including filter circuit device to improve a noise suppression functionHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Oct 24, 2023·0 cites·7 claims
- 1137US2019123659A1Power ConverterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →