Inventor · disambiguated record
Kazuto Kawakami
Also filed as: KAWAKAMI KAZUTO
16 granted patents·716 citations·filing 1986–2015
93Inventor score
Files withTOSHIBA KK8NIPPON STEEL & SUMITOMO METAL CORP3KIHIRA HIROSHI1MIYAZAKI MASAFUMI1NIPPON STEEL CORP1
Top patents by PatentIndex Score
16 records- 0196US6229722B1Multiple inverter systemTOSHIBA KK·Filed 1999·Granted May 8, 2001·199 cites·39 claims
- 0295US5191519ACurrent sharing control in a parallel inverter systemTOSHIBA KK·Filed 1992·Granted Mar 2, 1993·322 cites·13 claims
- 0392US9595376B2Non-oriented electrical steel sheet and manufacturing method thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Mar 14, 2017·3 cites·10 claims
- 0492US5929665APower converter with voltage drive switching device monitored by device parameters and electric parametersTOSHIBA KK·Filed 1998·Granted Jul 27, 1999·114 cites·19 claims
- 0583US8840734B2Non-oriented electrical steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Sep 23, 2014·2 cites·2 claims
- 0681US9085817B2Non-oriented electrical steel sheet and manufacturing method thereofMIYAZAKI MASAFUMI·Filed 2010·Granted Jul 21, 2015·2 cites·9 claims
- 0772US7807281B2Stainless steel, titanium, or titanium alloy solid polymer fuel cell separator and its method of production and method of evaluation of warp and twist of separatorNIPPON STEEL CORP·Filed 2006·Granted Oct 5, 2010·3 cites·6 claims
- 0872US6507505B2Power conversion deviceTOSHIBA KK·Filed 2001·Granted Jan 14, 2003·27 cites·19 claims
- 0961US6643150B2Control device for power converterTOSHIBA KK·Filed 2002·Granted Nov 4, 2003·15 cites·7 claims
- 1059US8562906B2Lead-free solder alloy, solder ball and electronic member, and lead-free solder alloy, solder ball and electronic member for automobile-mounted electronic memberTANAKA MASAMOTO·Filed 2007·Granted Oct 22, 2013·3 cites·18 claims
- 1158US8567233B2Gas charge container, atom probe apparatus, and method for analyzing hydrogen position in materialTAKAHASHI JUN·Filed 2009·Granted Oct 29, 2013·0 cites·7 claims
- 1255US10533242B2Steel for cold forgingNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jan 14, 2020·0 cites·20 claims
- 1350US5621257AGate drive circuit for voltage-driven type power switching deviceTOSHIBA KK·Filed 1995·Granted Apr 15, 1997·11 cites·9 claims
- 1450US4721861ATurbine helper drive apparatusTOSHIBA KK·Filed 1986·Granted Jan 26, 1988·12 cites·15 claims
- 1545US8304141B2Stainless steel, titanium, or titanium alloy solid polymer fuel cell separator and its method of production and method of evaluation of warp and twist of separatorKIHIRA HIROSHI·Filed 2010·Granted Nov 6, 2012·0 cites·6 claims
- 1633US4752705AOff-gate circuit for a GTO thyristorTOSHIBA KK·Filed 1986·Granted Jun 21, 1988·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →