Inventor · disambiguated record
Katsunori Azuma
Also filed as: AZUMA KATSUNORI
18 granted patents·4 pending applications·307 citations·filing 2001–2023
95Inventor score
Top patents by PatentIndex Score
22 records- 0197US7742303B2Electric power converterHITACHI LTD·Filed 2007·Granted Jun 22, 2010·83 cites·22 claims
- 0296US7974101B2Power converterHITACHI LTD·Filed 2006·Granted Jul 5, 2011·41 cites·13 claims
- 0394US8519561B2Power module and vehicle-mounted inverter using the sameAZUMA KATSUNORI·Filed 2010·Granted Aug 27, 2013·27 cites·3 claims
- 0494US8369100B2Power converterHITACHI LTD·Filed 2011·Granted Feb 5, 2013·17 cites·12 claims
- 0592US8736043B2Power device having a specific range of distances between collector and emitter electrodesKONNO AKITOYO·Filed 2012·Granted May 27, 2014·21 cites·13 claims
- 0692US7952876B2Electric power converterHITACHI LTD·Filed 2010·Granted May 31, 2011·18 cites·6 claims
- 0789US8422244B2Power converterAZUMA KATSUNORI·Filed 2011·Granted Apr 16, 2013·9 cites·18 claims
- 0889US8422235B2Semiconductor device, and power conversion device using semiconductor deviceAZUMA KATSUNORI·Filed 2009·Granted Apr 16, 2013·21 cites·2 claims
- 0987US7542317B2Semiconductor device and power conversion apparatus using the sameHITACHI LTD·Filed 2006·Granted Jun 2, 2009·16 cites·7 claims
- 1086US9000601B2Power semiconductor moduleAZUMA KATSUNORI·Filed 2012·Granted Apr 7, 2015·10 cites·4 claims
- 1180US8243463B2Capacitor moduleAZUMA KATSUNORI·Filed 2010·Granted Aug 14, 2012·4 cites·13 claims
- 1277US8411454B2Power converterAZUMA KATSUNORI·Filed 2011·Granted Apr 2, 2013·3 cites·6 claims
- 1371US7570008B2Power module, power converter, and electric machine system for mounting in vehicleHITACHI LTD·Filed 2007·Granted Aug 4, 2009·11 cites·12 claims
- 1466US8294258B2Power semiconductor moduleAZUMA KATSUNORI·Filed 2011·Granted Oct 23, 2012·2 cites·8 claims
- 1557USD598846SPortion of power module for power inverterHITACHI LTD·Filed 2009·Granted Aug 25, 2009·10 cites·1 claims
- 1656US7643323B2Power converterHITACHI LTD·Filed 2007·Granted Jan 5, 2010·3 cites·11 claims
- 1752US2023326993A1Manufacturing method for semiconductor element, semiconductor element, and semiconductor deviceKYOCERA CORP·Filed 2023·Application pending·0 cites
- 1850US7317626B2Power converterHITACHI LTD·Filed 2004·Granted Jan 8, 2008·7 cites·11 claims
- 1949US2023197446A1Manufacturing method for semiconductor element, and semiconductor deviceKYOCERA CORP·Filed 2021·Application pending·0 cites
- 2048US6909348B2Low-leakage magnetic-field magnet and shield coil assemblyHITACHI MEDICAL CORP·Filed 2001·Granted Jun 21, 2005·4 cites·46 claims
- 2146US2023022774A1Manufacturing method for semiconductor element, and semiconductor deviceKYOCERA CORP·Filed 2020·Application pending·0 cites
- 2245US2022359196A1Method for manufacturing semiconductor element, and semiconductor deviceKYOCERA CORP·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →