Inventor · disambiguated record
Tsukasa Kawahara
Also filed as: KAWAHARA TSUKASA
5 granted patents·5 pending applications·48 citations·filing 2003–2014
79Inventor score
Top patents by PatentIndex Score
10 records- 0186US8878445B2Light-emitting element driving deviceTAKATA GO·Filed 2011·Granted Nov 4, 2014·9 cites·35 claims
- 0280US9237627B2Light-emitting element driving devicePANASONIC CORP·Filed 2014·Granted Jan 12, 2016·4 cites·19 claims
- 0371US8159140B2Load driving apparatusTAKATA GO·Filed 2009·Granted Apr 17, 2012·4 cites·12 claims
- 0467US7119802B2Driving voltage controllerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 10, 2006·17 cites·9 claims
- 0559US6998825B2DC-DC converterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Feb 14, 2006·14 cites·11 claims
- 0653US2010052572A1Light emitting element driving apparatusPANASONIC CORP·Filed 2009·Application pending·0 cites
- 0739US2007257901A1Semiconductor chip for driving light emitting element, light emitting device, and lighting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 0839US2007200512A1Semiconductor Chip For Driving Light Emitting Element, Light Emitting Device And Lighting EquipmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 0939US2011080397A1Backlight drive apparatus and video display apparatusPANASONIC CORP·Filed 2010·Application pending·0 cites
- 1034US2005088160A1Multi output DC-DC converterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →