Inventor · disambiguated record
Nobuo Shirokawa
Also filed as: SHIROKAWA NOBUO
21 granted patents·8 pending applications·57 citations·filing 2003–2013
93Inventor score
Files withPANASONIC CORP8MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7SUENAGA HARUO6MORIYA HIDEAKI3PANASONIC IP MAN CO LTD2
Top patents by PatentIndex Score
29 records- 0187US7282682B2High-frequency heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 16, 2007·17 cites·14 claims
- 0273US8492687B2Power control apparatus for high-frequency dielectric heating and power control method for the sameSUENAGA HARUO·Filed 2009·Granted Jul 23, 2013·4 cites·11 claims
- 0371US8258446B2Power control apparatus for high-frequency dielectric heating and power control method for the sameSUENAGA HARUO·Filed 2009·Granted Sep 4, 2012·3 cites·19 claims
- 0469US8026713B2State detection device for detecting operation state of high-frequency heating apparatusPANASONIC CORP·Filed 2009·Granted Sep 27, 2011·2 cites·12 claims
- 0568US8338762B2Power control apparatus for high-frequency dielectric heating and power control method for the sameSUENAGA HARUO·Filed 2009·Granted Dec 25, 2012·2 cites·6 claims
- 0668US8324541B2High-frequency heating deviceSHIROKAWA NOBUO·Filed 2007·Granted Dec 4, 2012·5 cites·8 claims
- 0766US8642934B2Power control apparatus for high-frequency dielectric heating and power control method for the sameSUENAGA HARUO·Filed 2006·Granted Feb 4, 2014·2 cites·4 claims
- 0865US7432484B2Current control for high-frequency heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 7, 2008·3 cites·4 claims
- 0962US9370091B2Grounding structure for circuit boardPANASONIC IP MAN CO LTD·Filed 2013·Granted Jun 14, 2016·4 cites·5 claims
- 1060US8217323B2High-frequency heating deviceSUENAGA HARUO·Filed 2005·Granted Jul 10, 2012·2 cites·15 claims
- 1160US6970065B2Transformer and transformer unit having the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 29, 2005·7 cites·16 claims
- 1258US7960966B2State detection device for detecting operation state of high-frequency heating apparatusPANASONIC CORP·Filed 2009·Granted Jun 14, 2011·0 cites·15 claims
- 1353US7863887B2State detection device for detecting abnormal operation of a high-frequency magnetron heating apparatusPANASONIC CORP·Filed 2006·Granted Jan 4, 2011·0 cites·10 claims
- 1452US2009272735A1Power control unit for high-frequency dielectric heating and control method thereofPANASONIC CORP·Filed 2007·Application pending·0 cites
- 1551US2010155393A1Power control unit for high-frequency dielectric heating and control method thereofPANASONIC CORP·Filed 2010·Application pending·0 cites
- 1651US2010155394A1Power control unit for high-frequency dielectric heating and control method thereofPANASONIC CORP·Filed 2010·Application pending·0 cites
- 1749US10512154B2Grounding structure for circuit boardPANASONIC IP MAN CO LTD·Filed 2013·Granted Dec 17, 2019·1 cites·5 claims
- 1848US2010155395A1Power control unit for high-frequency dielectric heating and control method thereofPANASONIC CORP·Filed 2010·Application pending·0 cites
- 1945US9357591B2High-frequency heating apparatusMORIYA HIDEAKI·Filed 2004·Granted May 31, 2016·2 cites·12 claims
- 2045US8017893B2High-frequency heating apparatusPANASONIC CORP·Filed 2005·Granted Sep 13, 2011·1 cites·21 claims
- 2144US9301346B2Power supply for a high frequency heatingMORIYA HIDEAKI·Filed 2006·Granted Mar 29, 2016·0 cites·5 claims
- 2244US7414228B2High frequency heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 19, 2008·2 cites·18 claims
- 2344US2009283518A1High frequency heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 2444US2009079353A1Magnetron drive power supplyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 2543US2008047959A1High Frequency Heating ApparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 2642US8624170B2Inverter controller and high-frequency dielectric heating apparatusKINOSHITA MANABU·Filed 2007·Granted Jan 7, 2014·0 cites·8 claims
- 2742US8253082B2Magnetron driving power sourceSAKAI SHINICHI·Filed 2006·Granted Aug 28, 2012·0 cites·4 claims
- 2841US2012281445A1Transformer unitMORIYA HIDEAKI·Filed 2011·Application pending·0 cites
- 2940US9036384B2Power converter having semiconductor switching elementSUENAGA HARUO·Filed 2010·Granted May 19, 2015·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →