Inventor · disambiguated record
Tokihito Suwa
Also filed as: SUWA TOKIHITO
28 granted patents·8 pending applications·385 citations·filing 1993–2019
97Inventor score
Top patents by PatentIndex Score
36 records- 0195US9241429B2Power module and power conversion apparatus using sameKANEKO YUJIRO·Filed 2012·Granted Jan 19, 2016·28 cites·8 claims
- 0294US7746023B2Position detecting device and synchronous motor driving device using the sameHITACHI LTD·Filed 2009·Granted Jun 29, 2010·46 cites·14 claims
- 0393US8054633B2Power converterHITACHI LTD·Filed 2008·Granted Nov 8, 2011·32 cites·16 claims
- 0492US9179581B2Power semiconductor device and power conversion deviceSUWA TOKIHITO·Filed 2011·Granted Nov 3, 2015·16 cites·9 claims
- 0592US7589400B2Inverter and vehicle drive unit using the sameHITACHI LTD·Filed 2005·Granted Sep 15, 2009·29 cites·4 claims
- 0691US10034401B2Power semiconductor device and power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Jul 24, 2018·6 cites·13 claims
- 0791US8952525B2Semiconductor module and method for manufacturing semiconductor moduleIDE EIICHI·Filed 2011·Granted Feb 10, 2015·23 cites·8 claims
- 0891US7777433B2Power converterHITACHI LTD·Filed 2005·Granted Aug 17, 2010·36 cites·13 claims
- 0990US9439332B2Power moduleIDE EIICHI·Filed 2012·Granted Sep 6, 2016·15 cites·13 claims
- 1088US11011443B2Power semiconductor device including a spacerHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted May 18, 2021·6 cites·8 claims
- 1187US8659130B2Power module and power module manufacturing methodTAKAGI YUSUKE·Filed 2011·Granted Feb 25, 2014·13 cites·13 claims
- 1276US11432419B2Power semiconductor device and power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted Aug 30, 2022·1 cites·5 claims
- 1375US10512181B2Power semiconductor device and power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Dec 17, 2019·1 cites·12 claims
- 1474US9277682B2Power module and power conversion device using power moduleKANEKO YUJIRO·Filed 2011·Granted Mar 1, 2016·4 cites·6 claims
- 1573US7095623B2Multilayer circuit board, process of manufacturing same, board for multilayer circuitry, and electronic apparatusHITACHI LTD·Filed 2003·Granted Aug 22, 2006·15 cites·13 claims
- 1672US6190834B1Photosensitive resin composition, and multilayer printed circuit board using the sameHITACHI LTD·Filed 1998·Granted Feb 20, 2001·44 cites·19 claims
- 1768US7990085B2Generator control unitHITACHI LTD·Filed 2008·Granted Aug 2, 2011·11 cites·8 claims
- 1867US8723306B2Power semiconductor unit, power module, power semiconductor unit manufacturing method, and power module manufacturing methodTSUYUNO NOBUTAKE·Filed 2011·Granted May 13, 2014·3 cites·14 claims
- 1967US6772515B2Method of producing multilayer printed wiring boardHITACHI LTD·Filed 2001·Granted Aug 10, 2004·12 cites·3 claims
- 2064US9326425B2Power moduleSUWA TOKIHITO·Filed 2011·Granted Apr 26, 2016·2 cites·12 claims
- 2164US7170012B2Multilayer circuit board, process of manufacturing same, board for multilayer circuitry, and electronic apparatusHITACHI LTD·Filed 2005·Granted Jan 30, 2007·2 cites·5 claims
- 2262US10068880B2Power moduleHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Sep 4, 2018·1 cites·14 claims
- 2360US5914216AMultilayer circuit board and photosensitive resin composition used thereforHITACHI LTD·Filed 1997·Granted Jun 22, 1999·18 cites·16 claims
- 2458US8174221B2Motor control apparatus and control apparatus for hybrid electric vehiclesKANEKO SATORU·Filed 2008·Granted May 8, 2012·4 cites·3 claims
- 2551US5356698AAdhesive agent for substrate of electroless plating, printed circuit board using same, and method of producing sameHITACHI LTD·Filed 1993·Granted Oct 18, 1994·16 cites·32 claims
- 2647US9433134B2Power semiconductor module and power converter using the sameTOKUYAMA TAKESHI·Filed 2012·Granted Aug 30, 2016·0 cites·5 claims
- 2746US2016095264A1Power Module and Power Conversion Apparatus Using SameHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Application pending·0 cites
- 2845US2009179510A1Rotating Electrical MachineHITACHI LTD·Filed 2008·Application pending·0 cites
- 2942US2008007190A1Motor control apparatus and on-vehicle motor drive systemHITACHI LTD·Filed 2007·Application pending·0 cites
- 3041US2006202324A1Semiconductor power moduleHITACHI LTD·Filed 2006·Application pending·0 cites
- 3141US2008190680A1Vehicle Drive System And Electronic Circuit Device Used For The SameHITACHI LTD·Filed 2008·Application pending·0 cites
- 3240US11201143B2Semiconductor device with a protruding base memberHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Dec 14, 2021·0 cites·5 claims
- 3339US2005147839A1Electrically conductive adhesive sheet, method of manufacturing the same, and electric power conversion equipmentHITACHI LTD·Filed 2005·Application pending·0 cites
- 3438US2007132423A1Position detecting device and synchronous motor driving device using the sameHITACHI LTD·Filed 2006·Application pending·0 cites
- 3537US2019123659A1Power ConverterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 3630US6306481B1Multilayer circuit board having insulating layer with via-holesHITACHI LTD·Filed 1999·Granted Oct 23, 2001·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →