Inventor · disambiguated record
Yuji Ishimatsu
Also filed as: ISHIMATSU YUJI
18 granted patents·3 pending applications·36 citations·filing 2012–2025
91Inventor score
Top patents by PatentIndex Score
21 records- 0193US12052014B2Semiconductor deviceROHM CO LTD·Filed 2022·Granted Jul 30, 2024·2 cites·15 claims
- 0293US11682975B2Power conversion deviceROHM CO LTD·Filed 2022·Granted Jun 20, 2023·3 cites·20 claims
- 0390US11437354B2Semiconductor deviceROHM CO LTD·Filed 2018·Granted Sep 6, 2022·6 cites·19 claims
- 0490US9729150B2Power semiconductor drive circuit, power semiconductor circuit, and power module circuit deviceROHM CO LTD·Filed 2015·Granted Aug 8, 2017·8 cites·21 claims
- 0588US11398818B2Semiconductor deviceROHM CO LTD·Filed 2019·Granted Jul 26, 2022·5 cites·21 claims
- 0682US12316309B2Semiconductor deviceROHM CO LTD·Filed 2024·Granted May 27, 2025·0 cites·17 claims
- 0782US2025054927A1Semiconductor deviceROHM CO LTD·Filed 2024·Application pending·0 cites
- 0880US2025253842A1Semiconductor deviceROHM CO LTD·Filed 2025·Application pending·0 cites
- 0979US12191289B2Semiconductor deviceROHM CO LTD·Filed 2023·Granted Jan 7, 2025·0 cites·17 claims
- 1077US8558585B2Signal transmission circuit and switch driving device using the sameISHIMATSU YUJI·Filed 2012·Granted Oct 15, 2013·7 cites·21 claims
- 1175US11804478B2Semiconductor deviceROHM CO LTD·Filed 2022·Granted Oct 31, 2023·0 cites·18 claims
- 1275US11451153B2Power conversion deviceROHM CO LTD·Filed 2019·Granted Sep 20, 2022·2 cites·17 claims
- 1370US10679928B2Power module and motor drive circuitROHM CO LTD·Filed 2017·Granted Jun 9, 2020·1 cites·53 claims
- 1468US10897254B2Power semiconductor drive circuit, power semiconductor circuit, and power module circuit deviceROHM CO LTD·Filed 2019·Granted Jan 19, 2021·1 cites·21 claims
- 1563US12456691B2Semiconductor deviceROHM CO LTD·Filed 2021·Granted Oct 28, 2025·0 cites·20 claims
- 1661US11070202B2Signal transmission circuit, switch driving device, and power moduleROHM CO LTD·Filed 2019·Granted Jul 20, 2021·1 cites·11 claims
- 1759US10832996B2Power module and motor drive circuitROHM CO LTD·Filed 2020·Granted Nov 10, 2020·0 cites·19 claims
- 1852US10224929B2Power semiconductor drive circuit, power semiconductor circuit, and power module circuit deviceROHM CO LTD·Filed 2017·Granted Mar 5, 2019·0 cites·20 claims
- 1946US12463118B2Semiconductor deviceROHM CO LTD·Filed 2021·Granted Nov 4, 2025·0 cites·17 claims
- 2046US12167536B2Electronic deviceROHM CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·15 claims
- 2145US2023052108A1Semiconductor deviceROHM CO LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →