P

Inventor

NAKANISHI HARUYUKI

JP51 patents
⚠️ This page may combine multiple inventors who share the name “NAKANISHI HARUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

26 patents
US6592741B2Jul 15, 2003

Fuel gas generation system and generation method thereof

TOYOTA MOTOR CO LTD51 citations96
US9506400B2Nov 29, 2016

Hydrogen generator, ammonia-burning internal combustion engine, and fuel cell

TOYOTA MOTOR CO LTD30 citations94
US7157164B2Jan 2, 2007

Fuel cell system and control method of the same

TOYOTA MOTOR CO LTD10 citations84
US12546022B2Feb 10, 2026

Film, film forming method, and surface-coated material

TOYOTA MOTOR CO LTD0 citations63
US11821101B2Nov 21, 2023

Film, film forming method, and surface-coated material

TOYOTA MOTOR CO LTD0 citations63
US7887973B2Feb 15, 2011

Cell module and fuel cell having a water permeable hollow body

TOYOTA MOTOR CO LTD2 citations63
US7175933B2Feb 13, 2007

Fuel cell system and vehicle with fuel cell system mounted thereon

TOYOTA MOTOR CO LTD2 citations63
US12522931B2Jan 13, 2026

Fuel manufacturing method and fuel manufacturing apparatus

TOYOTA MOTOR CO LTD0 citations62
US12463214B2Nov 4, 2025

Negative electrode active material and battery

TOYOTA MOTOR CO LTD0 citations62
US7838064B2Nov 23, 2010

Method for manufacturing tube-type fuel cell

TOYOTA MOTOR CO LTD2 citations62
US7641996B2Jan 5, 2010

Fuel cell

TOYOTA MOTOR CO LTD4 citations62
US7666540B2Feb 23, 2010

Fuel cell system and vehicle with fuel cell system mounted thereon

TOYOTA MOTOR CO LTD5 citations60
US10923780B2Feb 16, 2021

High pressure type hydride secondary battery

TOYOTA MOTOR CO LTD0 citations58
US7960501B2Jun 14, 2011

Catalyst using hydrazone compound, hydrazone polymer compound, and catalyst using hydrazone polymer compound

TOYOTA MOTOR CO LTD0 citations52
US7887962B2Feb 15, 2011

Fuel cell system and fuel cell system control method

TOYOTA MOTOR CO LTD1 citations52
US7820316B2Oct 26, 2010

Membrane electrode assembly and fuel cell

TOYOTA MOTOR CO LTD0 citations52
US7510792B2Mar 31, 2009

Fuel cell with a tension in an in-plane direction

TOYOTA MOTOR CO LTD1 citations52
US7951903B2May 31, 2011

Hydrazone compound, hydrazone compound for forming complex, ligand for forming metal complex, and monomer for manufacturing polymer compound

TOYOTA MOTOR CO LTD0 citations51
US7754366B2Jul 13, 2010

Tubular fuel cell module and manufacturing method thereof

TOYOTA MOTOR CO LTD1 citations51
US7858244B2Dec 28, 2010

Fuel cell and method for manufacturing fuel cell

TOYOTA MOTOR CO LTD1 citations49
US7977009B2Jul 12, 2011

Cell module for fuel cell, method for forming cell module, and fuel cell

TOYOTA MOTOR CO LTD0 citations47
US7534513B2May 19, 2009

Membrane electrode assembly for a tube-shaped fuel cell and tube-shaped fuel cell

TOYOTA MOTOR CO LTD1 citations47
US9975115B2May 22, 2018

Photocatalyst for water splitting comprising gallium selenide and photoelectrode for water splitting comprising the same

TOYOTA MOTOR CO LTD1 citations46
US10263271B2Apr 16, 2019

Redox type fuel cell

TOYOTA MOTOR CO LTD0 citations39
US8383292B2Feb 26, 2013

Fuel cell

TOYOTA MOTOR CO LTD0 citations39
US8361672B2Jan 29, 2013

Tubular fuel cell and manufacturing method thereof

TOYOTA MOTOR CO LTD0 citations34

NAKANISHI HARUYUKI

14 patents
US8475722B2Jul 2, 2013

Hydrogen generation device and method of using same

NAKANISHI HARUYUKI10 citations83
US8932773B2Jan 13, 2015

Hydrogen generating apparatus and hydrogen generating method

NAKANISHI HARUYUKI18 citations82
US8404174B2Mar 26, 2013

Method for producing carbon nanofiber supporting metal fine particle

NAKANISHI HARUYUKI5 citations68
US8657920B2Feb 25, 2014

Apparatus for purifying hydrogen and method for using the same

NAKANISHI HARUYUKI2 citations62
US8574421B2Nov 5, 2013

Water splitting apparatus and method of using the same

NAKANISHI HARUYUKI2 citations62
US8597583B2Dec 3, 2013

Ammonia synthesis apparatus and process

NAKANISHI HARUYUKI2 citations61
US8940459B2Jan 27, 2015

Alkaline fuel cell electrode catalyst, alkaline fuel cell, manufacture method for alkaline fuel cell electrode catalyst, and manufacture method for alkaline fuel cell

NAKANISHI HARUYUKI2 citations60
US8486583B2Jul 16, 2013

Fuel cell with electrode having an electrically conductive nano-column and production method thereof

NAKANISHI HARUYUKI2 citations58
US8735007B2May 27, 2014

Fuel cell system and operation method therefor

NAKANISHI HARUYUKI1 citations49
US8986894B2Mar 24, 2015

Solid electrolyte including layered metal oxide, fuel cell including thereof, production method for solid electrolyte, and production method for electrode catalyst

NAKANISHI HARUYUKI1 citations45
US8741463B2Jun 3, 2014

Fuel cell

NAKANISHI HARUYUKI0 citations41
US8658228B2Feb 25, 2014

Fuel cell module and fuel cell comprising fuel cell module

NAKANISHI HARUYUKI0 citations40
US8455148B2Jun 4, 2013

Fuel cell

NAKANISHI HARUYUKI0 citations40
US8945788B2Feb 3, 2015

Fuel cell system

NAKANISHI HARUYUKI0 citations37

DAIHATSU MOTOR CO LTD

1 patent

HIKAZUDANI SUSUMU

1 patent

HITACHI MAXELL ENERGY LTD

1 patent

NAKAMURA NORIHIKO

1 patent

NIPPON KOKAN KK

1 patent

NIPPON KODOSHI CORP

1 patent

MURATA SHIGEAKI

1 patent

SEKIZAWA KOSHI

1 patent

IMANISHI MASAHIRO

1 patent

IYODA TOMOKAZU

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.