Inventor · disambiguated record
Haruyuki Nakanishi
Also filed as: NAKANISHI HARUYUKI
49 granted patents·28 pending applications·301 citations·filing 1982–2024
97Inventor score
Files withTOYOTA MOTOR CO LTD43NAKANISHI HARUYUKI15NIPPON KODOSHI CORP3SAWAKI YUKO3HIKAZUDANI SUSUMU2
Top patents by PatentIndex Score
77 records- 0197US9506400B2Hydrogen generator, ammonia-burning internal combustion engine, and fuel cellTOYOTA MOTOR CO LTD·Filed 2014·Granted Nov 29, 2016·30 cites·12 claims
- 0295US8007691B2Fine particle of perovskite oxide, particle having deposited perovskite oxide, catalyst material, catalyst material for oxygen reduction, catalyst material for fuel cell, and electrode for fuel cellHITACHI MAXELL ENERGY LTD·Filed 2007·Granted Aug 30, 2011·23 cites·12 claims
- 0393US8932773B2Hydrogen generating apparatus and hydrogen generating methodNAKANISHI HARUYUKI·Filed 2010·Granted Jan 13, 2015·18 cites·8 claims
- 0492US9341111B2Ammonia-engine systemHIKAZUDANI SUSUMU·Filed 2009·Granted May 17, 2016·21 cites·21 claims
- 0591US8475722B2Hydrogen generation device and method of using sameNAKANISHI HARUYUKI·Filed 2010·Granted Jul 2, 2013·10 cites·9 claims
- 0691US6592741B2Fuel gas generation system and generation method thereofTOYOTA MOTOR CO LTD·Filed 2001·Granted Jul 15, 2003·51 cites·32 claims
- 0788US6475655B1Fuel cell system with hydrogen gas separationDAIHATSU MOTOR CO LTD·Filed 2000·Granted Nov 5, 2002·72 cites·21 claims
- 0885US8623313B2Ammonia synthesis processNAKAMURA NORIHIKO·Filed 2009·Granted Jan 7, 2014·9 cites·6 claims
- 0983US7951494B2Solid electrolyte with high ion-conductivity and method for manufacturing the same, and electrochemical system using solid electrolyteNIPPON KODOSHI CORP·Filed 2008·Granted May 31, 2011·5 cites·15 claims
- 1081US7641996B2Fuel cellTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 5, 2010·4 cites·3 claims
- 1179US11821101B2Film, film forming method, and surface-coated materialTOYOTA MOTOR CO LTD·Filed 2021·Granted Nov 21, 2023·0 cites·2 claims
- 1276US8404174B2Method for producing carbon nanofiber supporting metal fine particleNAKANISHI HARUYUKI·Filed 2008·Granted Mar 26, 2013·5 cites·6 claims
- 1376US2024410060A1Water electrolysis methodTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1476US2024410059A1Water electrolysis methodTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1575US2024384427A1Water electrolysis deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1674US8574421B2Water splitting apparatus and method of using the sameNAKANISHI HARUYUKI·Filed 2010·Granted Nov 5, 2013·2 cites·16 claims
- 1774US2024247381A1Water electrolysis apparatus, water electrolysis method, and method of recycling nickel-hydrogen rechargeable batteryTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1873US8597583B2Ammonia synthesis apparatus and processNAKANISHI HARUYUKI·Filed 2010·Granted Dec 3, 2013·2 cites·8 claims
- 1973US2024254643A1Metal recovery method and metal recovery deviceTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 2072US7887973B2Cell module and fuel cell having a water permeable hollow bodyTOYOTA MOTOR CO LTD·Filed 2005·Granted Feb 15, 2011·2 cites·8 claims
- 2172US7157164B2Fuel cell system and control method of the sameTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 2, 2007·10 cites·18 claims
- 2271US8940459B2Alkaline fuel cell electrode catalyst, alkaline fuel cell, manufacture method for alkaline fuel cell electrode catalyst, and manufacture method for alkaline fuel cellNAKANISHI HARUYUKI·Filed 2008·Granted Jan 27, 2015·2 cites·17 claims
- 2370US9975115B2Photocatalyst for water splitting comprising gallium selenide and photoelectrode for water splitting comprising the sameTOYOTA MOTOR CO LTD·Filed 2015·Granted May 22, 2018·1 cites·6 claims
- 2470US8657920B2Apparatus for purifying hydrogen and method for using the sameNAKANISHI HARUYUKI·Filed 2010·Granted Feb 25, 2014·2 cites·7 claims
- 2570US7838064B2Method for manufacturing tube-type fuel cellTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 23, 2010·2 cites·7 claims
- 2670US7510792B2Fuel cell with a tension in an in-plane directionTOYOTA MOTOR CO LTD·Filed 2005·Granted Mar 31, 2009·1 cites·15 claims
- 2769US12463214B2Negative electrode active material and batteryTOYOTA MOTOR CO LTD·Filed 2021·Granted Nov 4, 2025·0 cites·9 claims
- 2869US8486583B2Fuel cell with electrode having an electrically conductive nano-column and production method thereofNAKANISHI HARUYUKI·Filed 2007·Granted Jul 16, 2013·2 cites·11 claims
- 2969US4458885AQuenching apparatus for steel pipesNIPPON KOKAN KK·Filed 1982·Granted Jul 10, 1984·13 cites·3 claims
- 3067US8986894B2Solid electrolyte including layered metal oxide, fuel cell including thereof, production method for solid electrolyte, and production method for electrode catalystNAKANISHI HARUYUKI·Filed 2012·Granted Mar 24, 2015·1 cites·1 claims
- 3167US7858244B2Fuel cell and method for manufacturing fuel cellTOYOTA MOTOR CO LTD·Filed 2008·Granted Dec 28, 2010·1 cites·10 claims
- 3265US8735007B2Fuel cell system and operation method thereforNAKANISHI HARUYUKI·Filed 2008·Granted May 27, 2014·1 cites·6 claims
- 3365US7754366B2Tubular fuel cell module and manufacturing method thereofTOYOTA MOTOR CO LTD·Filed 2006·Granted Jul 13, 2010·1 cites·11 claims
- 3464US7534513B2Membrane electrode assembly for a tube-shaped fuel cell and tube-shaped fuel cellTOYOTA MOTOR CO LTD·Filed 2005·Granted May 19, 2009·1 cites·4 claims
- 3563US2011008694A1Hydrogen generator, ammonia-burning internal combustion engine, and fuel cellTOYOTA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 3662US8283084B2Hollow-shaped membrane electrode assembly for fuel cell and hollow-type fuel cellMURATA SHIGEAKI·Filed 2006·Granted Oct 9, 2012·1 cites·8 claims
- 3762US7960501B2Catalyst using hydrazone compound, hydrazone polymer compound, and catalyst using hydrazone polymer compoundTOYOTA MOTOR CO LTD·Filed 2008·Granted Jun 14, 2011·0 cites·7 claims
- 3861US7951903B2Hydrazone compound, hydrazone compound for forming complex, ligand for forming metal complex, and monomer for manufacturing polymer compoundTOYOTA MOTOR CO LTD·Filed 2008·Granted May 31, 2011·0 cites·3 claims
- 3961US2014248441A1Electrode catalyst with elongated needle-shaped carrier for alkaline fuel cell, alkaline fuel cell, and formation method for alkaline fuel cell electrode catalyst with elongated needle-shaped carrierTOYOTA MOTOR CO LTD·Filed 2014·Application pending·0 cites
- 4058US7666540B2Fuel cell system and vehicle with fuel cell system mounted thereonTOYOTA MOTOR CO LTD·Filed 2004·Granted Feb 23, 2010·5 cites·13 claims
- 4157US2011183237A1Anion conducting electrolyte resin and a method for producing the sameTOYOTA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4257US2010159365A1Electrode catalyst for alkaline fuel cell, alkaline fuel cell, and formation method for alkaline fuel cell electrode catalystTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 4356US7175933B2Fuel cell system and vehicle with fuel cell system mounted thereonTOYOTA MOTOR CO LTD·Filed 2004·Granted Feb 13, 2007·2 cites·20 claims
- 4454US7820316B2Membrane electrode assembly and fuel cellTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 26, 2010·0 cites·17 claims
- 4554US2009181279A1Fuel for fuel cell, and fuel cell systemTOYOTA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4653US7887962B2Fuel cell system and fuel cell system control methodTOYOTA MOTOR CO LTD·Filed 2002·Granted Feb 15, 2011·1 cites·6 claims
- 4753US2011236782A1Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 4852US8383292B2Fuel cellTOYOTA MOTOR CO LTD·Filed 2008·Granted Feb 26, 2013·0 cites·16 claims
- 4952US2020136139A1Alkaline secondary batteryTOYOTA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 5051US2010092826A1Fuel cell and fuel cell systemTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
Showing the top 50 of 77 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Haruyuki Nakanishi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →