Inventor · disambiguated record
Masahiro Nishikawa
Also filed as: NISHIKAWA MASAHIRO
41 granted patents·17 pending applications·307 citations·filing 1979–2023
97Inventor score
Top patents by PatentIndex Score
58 records- 0195US4313338AGas sensing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Feb 2, 1982·62 cites·18 claims
- 0294US4395440AMethod of and apparatus for manufacturing ultrafine particle filmMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jul 26, 1983·74 cites·6 claims
- 0386US7529072B2Protection apparatusNEC SCHOTT COMPONENTS CORP·Filed 2006·Granted May 5, 2009·14 cites·22 claims
- 0486US7362208B2Thermal pellet type thermal fuseNEC SCHOTT COMPONENTS CORP·Filed 2005·Granted Apr 22, 2008·17 cites·11 claims
- 0585US9255917B2Analyzer calibrating system and exhaust gas analyzing systemHORIBA LTD·Filed 2013·Granted Feb 9, 2016·5 cites·3 claims
- 0673US9750154B2Power-supply device, light fixture, and vehiclePANASONIC CORP·Filed 2014·Granted Aug 29, 2017·2 cites·19 claims
- 0772US9024715B2Power converting transformer, vehicle headlight provided with the power converting transformer and motor vehicle provided with the headlightPANASONIC CORP·Filed 2013·Granted May 5, 2015·2 cites·11 claims
- 0872US4408114AResistance welding with pressure control in response to deviation between welding voltage and time varying reference values thereforNISSAN MOTOR·Filed 1982·Granted Oct 4, 1983·21 cites·22 claims
- 0971US9347875B2Gas analyzing systemMIYAI MASARU·Filed 2010·Granted May 24, 2016·3 cites·5 claims
- 1069US9371974B2Lighting device, light fixture, and vehiclePANASONIC CORP·Filed 2014·Granted Jun 21, 2016·2 cites·12 claims
- 1168US9964512B2Exhaust gas analyzing systemHORIBA LTD·Filed 2013·Granted May 8, 2018·1 cites·4 claims
- 1268US2025162876A1Surface-modified microparticles and method for producing sameDAICEL CORP·Filed 2023·Application pending·0 cites
- 1366US11817261B2Electrode material for capacitor comprising boron-doped nanodiamondDAICEL CORP·Filed 2021·Granted Nov 14, 2023·0 cites·25 claims
- 1465US12258507B2Fluorescent diamond and method for producing sameDAICEL CORP·Filed 2019·Granted Mar 25, 2025·0 cites·12 claims
- 1562US4362765AMethod of manufacturing a gas sensing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Dec 7, 1982·15 cites·9 claims
- 1662US2024002237A1Method for producing nanodiamond dispersion composition and nanodiamond dispersion compositionDAICEL CORP·Filed 2021·Application pending·0 cites
- 1762US2024277848A1Surface-modified nanoparticleUNIV KYOTO·Filed 2022·Application pending·0 cites
- 1861US9376056B2Power supply device and illumination device for vehicle using samePANASONIC IP MAN CO LTD·Filed 2013·Granted Jun 28, 2016·1 cites·12 claims
- 1961US4733128AElectroluminescence display device containing a zinc sulfide emission layer with rare earth elements and/or halides thereof and phosphorusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Mar 22, 1988·15 cites·6 claims
- 2060US4387289AControl system for resistance weldingNISSAN MOTOR·Filed 1981·Granted Jun 7, 1983·14 cites·4 claims
- 2160US2024351885A1Nanodiamond aqueous dispersionDAICEL CORP·Filed 2022·Application pending·0 cites
- 2258US5697652APipe joint assemblyMARUYASU KOGKYO KABUSHIKI KAIS·Filed 1996·Granted Dec 16, 1997·27 cites·2 claims
- 2358US2025002355A1Heteroatom-doped nanodiamond particles and method for producing heteroatom-doped nanodiamond particlesDAICEL CORP·Filed 2022·Application pending·0 cites
- 2457US12403437B2Method for producing nanodiamonds doped with group 14 element, and method for purifying sameDAICEL CORP·Filed 2020·Granted Sep 2, 2025·0 cites·14 claims
- 2557US12018196B2Fluorescent nanodiamond and method for producing sameDAICEL CORP·Filed 2021·Granted Jun 25, 2024·0 cites·10 claims
- 2657US10485131B2Power-supply device, light fixture, and vehiclePANASONIC IP MAN CO LTD·Filed 2017·Granted Nov 19, 2019·0 cites·12 claims
- 2755US11168629B2Exhaust gas analysis apparatus, exhaust gas analysis method, and correction expression creation methodHORIBA LTD·Filed 2019·Granted Nov 9, 2021·0 cites·12 claims
- 2854US12256767B2Gardenia blue pigment and method for producing the sameGLICO NUTRITION CO LTD·Filed 2020·Granted Mar 25, 2025·0 cites·5 claims
- 2954US6031113AMethod of producing 4-hydroxy-2-pyrrolidinone and method of purifying the sameDAICEL CHEM·Filed 1999·Granted Feb 29, 2000·4 cites·10 claims
- 3054US2024044722A1Temperature sensitive probeDAICEL CORP·Filed 2021·Application pending·0 cites
- 3153US12071350B2Modified carbon nanomaterial, nanocluster, substance delivery carrier and pharmaceutical compositionAIST·Filed 2020·Granted Aug 27, 2024·0 cites·17 claims
- 3253US11742153B2Electrode-forming material for electrochemical capacitorsDAICEL CORP·Filed 2020·Granted Aug 29, 2023·0 cites·17 claims
- 3350US9322742B2Hydrogen flame ionization type exhaust gas analyzerHORIBA LTD·Filed 2013·Granted Apr 26, 2016·0 cites·5 claims
- 3450US2022177388A1Explosive composition and method for manufacturing same, and method for manufacturing heteroatom-doped nanodiamondDAICEL CORP·Filed 2020·Application pending·0 cites
- 3549US2023331559A1Explosive composition for diamond synthesisDAICEL CORP·Filed 2021·Application pending·0 cites
- 3648US12351463B2Heteroatom-doped nanodiamondDAICEL CORP·Filed 2020·Granted Jul 8, 2025·0 cites·12 claims
- 3748US12258478B2Gardenia blue pigment and method for producing the sameGLICO NUTRITION CO LTD·Filed 2020·Granted Mar 25, 2025·0 cites·3 claims
- 3848US2022259040A1Alkane dehydrogenation catalyst, and hydrogen production method using sameUNIV OSAKA·Filed 2020·Application pending·0 cites
- 3947US2020357578A1Electrode material for capacitorDAICEL CORP·Filed 2018·Application pending·0 cites
- 4047US2022133914A1Optically heat-generating composite material, nanocluster, substance delivery carrier and pharmaceutical compositionAIST·Filed 2020·Application pending·0 cites
- 4147US2023303846A1Blue pigment and method for producing sameGLICO NUTRITION CO LTD·Filed 2020·Application pending·0 cites
- 4246US9220160B2Discharge lamp lighting device and headlight using samePANASONIC IP MAN CO LTD·Filed 2013·Granted Dec 22, 2015·0 cites·14 claims
- 4346US2013271003A1Discharge lamp lighting device, and headlight and vehicle including samePANASONIC CORP·Filed 2013·Application pending·0 cites
- 4446US2013334962A1Discharge lamp lighting device, automotive high-intensity discharge lamp lighting device, automotive headlight device, and carPANASONIC CORP·Filed 2013·Application pending·0 cites
- 4545US6252089B1Method of producing 4-hydroxy-2-pyrrolidinone and method of purifying the sameDAICEL CHEM·Filed 2000·Granted Jun 26, 2001·0 cites·7 claims
- 4644US10214568B2Method for preparing phycocyaninEZAKI GLICO CO·Filed 2012·Granted Feb 26, 2019·0 cites·7 claims
- 4744US2020384111A1Modified carbon nanomaterial, nanocluster, substance delivery carrier, and pharmaceutical compositionAIST·Filed 2018·Application pending·0 cites
- 4842US10041645B2Light source unit, lighting device, and vehiclePANASONIC IP MAN CO LTD·Filed 2016·Granted Aug 7, 2018·0 cites·16 claims
- 4942US4847609AElectroluminescence display panel configured for minimized power consumptionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Jul 11, 1989·8 cites·2 claims
- 5041US4668582AThin film EL panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted May 26, 1987·8 cites·6 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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