Inventor · disambiguated record
Yukihiro Okada
Also filed as: OKADA YUKIHIRO
64 granted patents·25 pending applications·494 citations·filing 1993–2021
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD18PANASONIC CORP15MURAOKA YOSHIYUKI7OKADA YUKIHIRO7TOYOTA MOTOR CO LTD7
Top patents by PatentIndex Score
89 records- 0192US7670705B2Fuel cell system with purifying apparatusPANASONIC CORP·Filed 2005·Granted Mar 2, 2010·20 cites·9 claims
- 0291US7514174B2Electrochemical device including electrolytePANASONIC CORP·Filed 2006·Granted Apr 7, 2009·13 cites·3 claims
- 0390US9911972B2Non-aqueous electrolyte secondary battery and method for manufacturing negative electrode for secondary batteryTAKAHATA KOJI·Filed 2011·Granted Mar 6, 2018·7 cites·15 claims
- 0490US7358008B2Electrochemical device including electrolyteMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 15, 2008·30 cites·7 claims
- 0590US6836045B2Electrical motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 28, 2004·44 cites·27 claims
- 0686US10297814B2Lithium ion secondary batteryTOYOTA MOTOR CO LTD·Filed 2017·Granted May 21, 2019·2 cites·5 claims
- 0784US10522816B2Lithium secondary batteryTOYOTA MOTOR CO LTD·Filed 2018·Granted Dec 31, 2019·1 cites·3 claims
- 0884US7438990B2Electrochemical device including electrolyteMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 21, 2008·6 cites·4 claims
- 0982US9780377B2Non-aqueous electrolyte secondary battery and method for producing sameMORITA MASAHIRO·Filed 2012·Granted Oct 3, 2017·3 cites·11 claims
- 1082US8323826B2Sealed secondary batteryOKADA YUKIHIRO·Filed 2007·Granted Dec 4, 2012·5 cites·7 claims
- 1182US7081317B2Polymer electrolyte thin film fuel cell and method of operating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jul 25, 2006·22 cites·20 claims
- 1281US8105711B2Nonaqueous electrolyte secondary batteryMURAOKA YOSHIYUKI·Filed 2008·Granted Jan 31, 2012·5 cites·10 claims
- 1380US8389173B2Method for activating fuel cellAKIYAMA TAKASHI·Filed 2005·Granted Mar 5, 2013·5 cites·1 claims
- 1479US10263294B2Lithium ion secondary batteryTOYOTA MOTOR CO LTD·Filed 2017·Granted Apr 16, 2019·1 cites·2 claims
- 1578US9997743B2Nonaqueous electrolyte secondary batteryNAGAI HIROKI·Filed 2011·Granted Jun 12, 2018·2 cites·11 claims
- 1678US8211590B2Proton conducting material, and electrode and fuel cell using the sameHOJO NOBUHIKO·Filed 2006·Granted Jul 3, 2012·3 cites·12 claims
- 1778US7985495B2Assembled battery, power-supply system and production method of assembled batteryPANASONIC CORP·Filed 2007·Granted Jul 26, 2011·3 cites·9 claims
- 1875US10115959B2Method of manufacturing non-aqueous liquid electrolyte secondary batteryTOYOTA MOTOR CO LTD·Filed 2016·Granted Oct 30, 2018·1 cites·4 claims
- 1974US9438075B2Motor stator and motorLI HU·Filed 2012·Granted Sep 6, 2016·4 cites·6 claims
- 2073US7604887B2Electrolyte membrane, membrane electrode assembly using this and fuel cellPANASONIC CORP·Filed 2003·Granted Oct 20, 2009·14 cites·30 claims
- 2173US5621260ACoreless motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Apr 15, 1997·36 cites·11 claims
- 2272US7498097B2Fuel cell and production method thereofPANASONIC CORP·Filed 2004·Granted Mar 3, 2009·12 cites·14 claims
- 2372US6073195ABus controllers ensuring reduced power consumption and stable operationFUJITSU LTD·Filed 1998·Granted Jun 6, 2000·61 cites·5 claims
- 2471US8999585B2Nonaqueous electrolyte secondary batteryOKADA YUKIHIRO·Filed 2008·Granted Apr 7, 2015·2 cites·3 claims
- 2570US8920024B2Steel plate quality assurance system and equipment thereofNARIHARA KOJI·Filed 2009·Granted Dec 30, 2014·4 cites·4 claims
- 2670US6562516B2Nickel positive electrode for alkaline storage batteriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 13, 2003·7 cites·13 claims
- 2770US6417583B1Linear actuator with movable magnetsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 9, 2002·16 cites·12 claims
- 2869US6756148B2Fuel cell systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 29, 2004·9 cites·13 claims
- 2968US8354187B2Secondary battery and method for producing the samePANASONIC CORP·Filed 2008·Granted Jan 15, 2013·1 cites·2 claims
- 3068US7794854B2Corannulene compound and organic light-emitting deviceCANON KK·Filed 2006·Granted Sep 14, 2010·2 cites·5 claims
- 3168US5773169AActive material and positive electrode for alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jun 30, 1998·20 cites·5 claims
- 3267US5673152AOptical pickup comprising a heat-insulating materialMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Sep 30, 1997·21 cites·19 claims
- 3366US9705159B2Method for fabricating a nonaqueous electrolyte secondary batteryPANASONIC CORP·Filed 2014·Granted Jul 11, 2017·0 cites·16 claims
- 3466US6790558B2Electrode alloy powder and method of producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Sep 14, 2004·10 cites·14 claims
- 3565US8617742B2Non-aqueous electrolyte type lithium ion secondary cellTAKAHATA KOJI·Filed 2009·Granted Dec 31, 2013·1 cites·7 claims
- 3665US7582371B2Fuel cell system having fuel and water controlling meansPANASONIC CORP·Filed 2004·Granted Sep 1, 2009·6 cites·24 claims
- 3764US7259754B2Pen sensor coordinate narrowing method and apparatusFUJITSU LTD·Filed 2002·Granted Aug 21, 2007·14 cites·21 claims
- 3863US6287726B1Method for producing nickel positive electrode for alkaline storage batteriesMATSUSHITA ELECTRIC IND CO L T·Filed 1997·Granted Sep 11, 2001·32 cites·10 claims
- 3962US12442017B2Microglial selective gene expression vectorUNIV GUNMA NAT UNIV CORP·Filed 2021·Granted Oct 14, 2025·0 cites·15 claims
- 4062US8044547B2Radial-direction gap type magnet motorPANASONIC CORP·Filed 2007·Granted Oct 25, 2011·2 cites·11 claims
- 4160US2010068627A1NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR FABRICATING THE SAME ( as amendedMURAOKA YOSHIYUKI·Filed 2008·Application pending·0 cites
- 4259US7759833B2Permanent magnet rotator and motor using the samePANASONIC CORP·Filed 2007·Granted Jul 20, 2010·1 cites·18 claims
- 4356US8947055B2Battery control systemUEKI TOMOYOSHI·Filed 2010·Granted Feb 3, 2015·1 cites·20 claims
- 4456US2011091795A1Fuel container for storing fuel liquid for fuel cell and fuel cell packPANASONIC CORP·Filed 2010·Application pending·0 cites
- 4555US8252462B2Non-aqueous electrolyte secondary batteryWADA NAOYUKI·Filed 2009·Granted Aug 28, 2012·0 cites·4 claims
- 4655US2012288759A1Lithium secondary batteryNAGAI HIROKI·Filed 2010·Application pending·0 cites
- 4753US8911906B2Non-aqueous electrolyte type lithium ion secondary cellTAKAHATA KOJI·Filed 2009·Granted Dec 16, 2014·0 cites·5 claims
- 4853US2007125786A1Fuel container for storing fuel liquid for fuel cell and fuel cell packAKIYAMA TAKASHI·Filed 2005·Application pending·0 cites
- 4952US9559362B2Nonaqueous electrolyte secondary battery and method for manufacturing the sameMURAOKA YOSHIYUKI·Filed 2009·Granted Jan 31, 2017·0 cites·3 claims
- 5052US9219292B2Nonaqueous electrolyte secondary batteryUEKI TOMOYOSHI·Filed 2011·Granted Dec 22, 2015·0 cites·8 claims
Showing the top 50 of 89 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →