Inventor · disambiguated record
Yoshiaki Hachiya
Also filed as: HACHIYA YOSHIAKI
20 granted patents·4 pending applications·312 citations·filing 1998–2017
95Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD11PANASONIC CORP8PANASONIC IP MAN CO LTD2TATSUKAWA NAOHISA2MATSUSHITA ELECTRONICS CORP1
Top patents by PatentIndex Score
24 records- 0196US7348766B2Switching power supply deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Mar 25, 2008·34 cites·28 claims
- 0293US7115888B2LED driving semiconductor circuit and LED driving apparatus including the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 3, 2006·36 cites·15 claims
- 0387US7638954B2Light emitting diode drive apparatusPANASONIC CORP·Filed 2007·Granted Dec 29, 2009·16 cites·21 claims
- 0485US11517007B2Pest control apparatusPANASONIC IP MAN CO LTD·Filed 2017·Granted Dec 6, 2022·4 cites·8 claims
- 0585US7834828B2Led driving semiconductor apparatus provided with controller including regulator and drain current detector of switching element blockPANASONIC CORP·Filed 2006·Granted Nov 16, 2010·13 cites·19 claims
- 0680US6294903B1Switching power supplyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 25, 2001·42 cites·10 claims
- 0777US7321223B2Switching power supply apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jan 22, 2008·31 cites·26 claims
- 0876US6812682B2Switching power supply unit and semiconductor device for switching power supplyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 2, 2004·33 cites·13 claims
- 0976US6005350AElectroluminescent driving apparatus with photodetectorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 21, 1999·42 cites·10 claims
- 1075US7167028B2Voltage detection circuit, power supply unit and semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jan 23, 2007·8 cites·11 claims
- 1173US7511929B2Switching power supply and semiconductor device used thereforPANASONIC CORP·Filed 2006·Granted Mar 31, 2009·11 cites·11 claims
- 1267US9137860B2Illumination light source and lighting apparatusPANASONIC CORP·Filed 2014·Granted Sep 15, 2015·2 cites·17 claims
- 1356US7426121B2Output voltage detection circuit, isolated switching power supply, and semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Sep 16, 2008·4 cites·19 claims
- 1455US6534829B2Semiconductor device and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 18, 2003·17 cites·30 claims
- 1554US7508254B2Reference supply voltage circuit using more than two reference supply voltagesPANASONIC CORP·Filed 2007·Granted Mar 24, 2009·3 cites·10 claims
- 1652US10898600B2Disinfecting method and disinfecting apparatusPANASONIC IP MAN CO LTD·Filed 2017·Granted Jan 26, 2021·0 cites·19 claims
- 1752US7167382B2Semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jan 23, 2007·8 cites·4 claims
- 1850US8023292B2Switching control devicePANASONIC CORP·Filed 2008·Granted Sep 20, 2011·2 cites·18 claims
- 1940US2010033992A1Switching power supply controller and semiconductor device used for the samePANASONIC CORP·Filed 2009·Application pending·0 cites
- 2039US2009153116A1Switching controller and semiconductor device used in the samePANASONIC CORP·Filed 2008·Application pending·0 cites
- 2136US6069501ASemiconductor deviceMATSUSHITA ELECTRONICS CORP·Filed 1998·Granted May 30, 2000·6 cites·8 claims
- 2233US7439719B2Switching control circuit with off period adjustmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Oct 21, 2008·0 cites·3 claims
- 2333US2010073964A1Switching control circuit and switching power supplyTATSUKAWA NAOHISA·Filed 2009·Application pending·0 cites
- 2433US2010073967A1Switching control circuit and switching power supplyTATSUKAWA NAOHISA·Filed 2009·Application pending·0 cites
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