Inventor · disambiguated record
Katsutoshi Sugawara
Also filed as: SUGAWARA KATSUTOSHI
24 granted patents·5 pending applications·18 citations·filing 2012–2024
91Inventor score
Top patents by PatentIndex Score
29 records- 0189US11271084B2Semiconductor device and power converterMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Mar 8, 2022·5 cites·19 claims
- 0286US10157986B2Silicon carbide semiconductor device and method for manufacturing sameMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 18, 2018·5 cites·13 claims
- 0383US10229969B2Power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Mar 12, 2019·4 cites·11 claims
- 0479US2025120160A1Semiconductor device and power converterMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 0572US10468487B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Nov 5, 2019·2 cites·16 claims
- 0670US11894428B2Silicon carbide semiconductor device and power converterMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Feb 6, 2024·1 cites·16 claims
- 0768US12266706B2Semiconductor device and power converterMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Apr 1, 2025·0 cites·20 claims
- 0862US9698221B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jul 4, 2017·1 cites·18 claims
- 0959US2024297229A1Silicon carbide semiconductor device and power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2023·Application pending·0 cites
- 1058US11049931B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jun 29, 2021·0 cites·12 claims
- 1156US2024355922A1Semiconductor device, power conversion apparatus, and method of manufacturing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 1255US12107158B2SiC-mosfetMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Oct 1, 2024·0 cites·13 claims
- 1353US2014238476A1Photoelectric conversion device and manufacturing method thereof, and photoelectric conversion moduleKONISHI HIROFUMI·Filed 2012·Application pending·0 cites
- 1450US12349431B2Semiconductor device and power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Jul 1, 2025·0 cites·13 claims
- 1550US2025331290A1Silicon carbide semiconductor device, power module device, power converter, and mobile bodyMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 1649US11658238B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Granted May 23, 2023·0 cites·15 claims
- 1749US10559652B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Feb 11, 2020·0 cites·12 claims
- 1846US12051744B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jul 30, 2024·0 cites·18 claims
- 1944US10431658B2Silicon carbide semiconductor device, manufacturing method therefor and power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Oct 1, 2019·0 cites·13 claims
- 2042US11848358B2Silicon carbide semiconductor device and method of manufacturing sameMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Dec 19, 2023·0 cites·13 claims
- 2142US11251299B2Silicon carbide semiconductor device and manufacturing method of sameMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Feb 15, 2022·0 cites·15 claims
- 2240US11637184B2Silicon carbide semiconductor device, power converter, method of manufacturing silicon carbide semiconductor device, and method of manufacturing power converterMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Apr 25, 2023·0 cites·4 claims
- 2340US11355629B2Semiconductor device and power converterMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jun 7, 2022·0 cites·11 claims
- 2440US11309416B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Apr 19, 2022·0 cites·15 claims
- 2539US10199457B2Silicon carbide semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Feb 5, 2019·0 cites·17 claims
- 2637US10347724B2Silicon carbide semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jul 9, 2019·0 cites·11 claims
- 2737US10312233B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jun 4, 2019·0 cites·9 claims
- 2836US11158704B2Semiconductor device and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Oct 26, 2021·0 cites·19 claims
- 2934US10453951B2Semiconductor device having a gate trench and an outside trenchMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Oct 22, 2019·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →