Hiromasa Tawarayama

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Metal porous body, method of producing the same, and fuel cell
- Patent number 12,074,349
- Issue date Aug 27, 2024
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metal porous body, water vapor reformer including the same, and met...
- Patent number 11,938,471
- Issue date Mar 26, 2024
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Steam reforming catalyst and fuel cell system using the same
- Patent number 11,883,801
- Issue date Jan 30, 2024
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Fuel cell
- Patent number 11,888,185
- Issue date Jan 30, 2024
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal porous body and method for producing metal porous body
- Patent number 11,757,101
- Issue date Sep 12, 2023
- Sumitomo Electric Industries, Ltd.
- Koma Numata
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Proton conductor, proton-conducting cell structure, water vapor ele...
- Patent number 11,545,690
- Issue date Jan 3, 2023
- Kyoto University
- Takahiro Higashino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal porous body
- Patent number 11,466,343
- Issue date Oct 11, 2022
- Sumitomo Electric Industries, Ltd.
- Kazuki Okuno
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solid-oxide-electrolysis-cell-type hydrogen production apparatus
- Patent number 10,847,809
- Issue date Nov 24, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Solid oxide fuel cell
- Patent number 10,847,814
- Issue date Nov 24, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for producing cell structure
- Patent number 10,734,665
- Issue date Aug 4, 2020
- Sumitomo Electric Industries, Ltd.
- Takahiro Higashino
- B32 - LAYERED PRODUCTS
Information Patent Grant
Fuel cell
- Patent number 10,693,143
- Issue date Jun 23, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fuel cell
- Patent number 10,573,904
- Issue date Feb 25, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Fuel cell
- Patent number 10,553,880
- Issue date Feb 4, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Solid oxide fuel cell and method for producing electrolyte layer-an...
- Patent number 10,505,196
- Issue date Dec 10, 2019
- Sumitomo Electric Industries, Ltd.
- Naho Mizuhara
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Membrane electrode assembly, method for manufacturing membrane elec...
- Patent number 10,431,840
- Issue date Oct 1, 2019
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Cell structure, method for manufacturing the same, and fuel cell
- Patent number 10,424,801
- Issue date Sep 24, 2019
- Sumitomo Electric Industries, Ltd.
- Takahiro Higashino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Porous current collector and fuel cell
- Patent number 10,374,243
- Issue date Aug 6, 2019
- Sumitomo Electric Industries, Ltd.
- Takahiro Higashino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Anode for solid oxide fuel cell and production method therefor, and...
- Patent number 10,193,161
- Issue date Jan 29, 2019
- Sumitomo Electric Industries, Ltd.
- Yohei Noda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas decomposition device and power generation device
- Patent number 10,109,866
- Issue date Oct 23, 2018
- Sumitomo Electric Industries, Ltd.
- Chihiro Hiraiwa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Silica-based hydrogen separation material and manufacturing method...
- Patent number 9,126,151
- Issue date Sep 8, 2015
- Sumitomo Electric Industries, Ltd.
- Hiromasa Tawarayama
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ELECTRODE AND WATER ELECTROLYSIS APPARATUS
- Publication number 20250034728
- Publication date Jan 30, 2025
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
PROTON-CONDUCTIVE CELL STRUCTURE, PROTON-CONDUCTIVE MATERIAL, ELECT...
- Publication number 20240006642
- Publication date Jan 4, 2024
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METAL POROUS BODY SHEET AND WATER ELECTROLYSIS DEVICE
- Publication number 20230080341
- Publication date Mar 16, 2023
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
STEAM REFORMING CATALYST AND FUEL CELL SYSTEM USING THE SAME
- Publication number 20210213430
- Publication date Jul 15, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METAL POROUS BODY, WATER VAPOR REFORMER INCLUDING THE SAME, AND MET...
- Publication number 20210162393
- Publication date Jun 3, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METAL POROUS SHEET, FUEL CELL, AND WATER ELECTROLYSIS DEVICE
- Publication number 20210119229
- Publication date Apr 22, 2021
- Sumitomo Electric Industries, Ltd.
- Koma NUMATA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METAL POROUS BODY, METHOD OF PRODUCING THE SAME, AND FUEL CELL
- Publication number 20210083301
- Publication date Mar 18, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CELL STRUCTURE
- Publication number 20210066728
- Publication date Mar 4, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FUEL CELL
- Publication number 20210057763
- Publication date Feb 25, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTE LAYER-ANODE COMPOSITE MEMBER AND CELL STRUCTURE
- Publication number 20210013534
- Publication date Jan 14, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ELECTROLYTE LAYER-ANODE COMPOSITE MEMBER FOR FUEL CELL, CELL STRUCT...
- Publication number 20210005913
- Publication date Jan 7, 2021
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROTON CONDUCTOR, PROTON-CONDUCTING CELL STRUCTURE, WATER VAPOR ELE...
- Publication number 20210005916
- Publication date Jan 7, 2021
- KYOTO UNIVERSITY
- Takahiro HIGASHINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METAL POROUS BODY
- Publication number 20200377973
- Publication date Dec 3, 2020
- Sumitomo Electric Industries, Ltd.
- Kazuki OKUNO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SOLID-OXIDE-ELECTROLYSIS-CELL-TYPE HYDROGEN PRODUCTION APPARATUS
- Publication number 20200266451
- Publication date Aug 20, 2020
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OXIDE-DISPERSED METAL POROUS BODY, ELECTROLYSIS ELECTRODE, AND HYDR...
- Publication number 20200040471
- Publication date Feb 6, 2020
- Sumitomo Electric Industries, Ltd.
- Kazuki OKUNO
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METAL POROUS BODY AND METHOD FOR PRODUCING METAL POROUS BODY
- Publication number 20200036011
- Publication date Jan 30, 2020
- Sumitomo Electric Industries, Ltd.
- Koma NUMATA
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD OF PRODUCING SEPARATION MEMBRANE
- Publication number 20190366275
- Publication date Dec 5, 2019
- Sumitomo Electric Industries, Ltd.
- Shinji ISHIKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ZEOLITE MEMBRANE AND SEPARATION MEMBRANE
- Publication number 20190366276
- Publication date Dec 5, 2019
- Sumitomo Electric Industries, Ltd.
- Shinji ISHIKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SOLID OXIDE FUEL CELL
- Publication number 20190036131
- Publication date Jan 31, 2019
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PRODUCING CELL STRUCTURE
- Publication number 20190006692
- Publication date Jan 3, 2019
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID OXIDE FUEL CELL AND METHOD FOR PRODUCING ELECTROLYTE LAYER-AN...
- Publication number 20190006680
- Publication date Jan 3, 2019
- Sumitomo Electric Industries, Ltd.
- Naho MIZUHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL CELL
- Publication number 20190006681
- Publication date Jan 3, 2019
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROTON CONDUCTOR, CELL STRUCTURE, METHODS FOR PRODUCING PROTON COND...
- Publication number 20180375114
- Publication date Dec 27, 2018
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL CELL
- Publication number 20180205095
- Publication date Jul 19, 2018
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL CELL
- Publication number 20180205096
- Publication date Jul 19, 2018
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE MATERIAL AND METHOD FOR PRODUCING COMPOSITE MATERIAL
- Publication number 20180093318
- Publication date Apr 5, 2018
- Sumitomo Electric Industries, Ltd.
- Chihiro HIRAIWA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROTON CONDUCTOR, SOLID ELECTROLYTE LAYER FOR FUEL CELL, CELL STRUC...
- Publication number 20180037508
- Publication date Feb 8, 2018
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD FOR MANUFACTURING CERAMIC MATERIAL, CAPACITOR, SOLID OXIDE F...
- Publication number 20180022655
- Publication date Jan 25, 2018
- Sumitomo Electric Industries, Ltd.
- Masatoshi MAJIMA
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
ANODE FOR SOLID OXIDE FUEL CELL AND PRODUCTION METHOD THEREFOR, AND...
- Publication number 20170373324
- Publication date Dec 28, 2017
- Sumitomo Electric Industries, Ltd.
- Yohei NODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CELL STRUCTURE, METHOD FOR MANUFACTURING THE SAME, AND FUEL CELL
- Publication number 20170317371
- Publication date Nov 2, 2017
- Sumitomo Electric Industries, Ltd.
- Takahiro HIGASHINO
- H01 - BASIC ELECTRIC ELEMENTS

Hiromasa Tawarayama

Person

Patents Grantslast 30 patents

Metal porous body, method of producing the same, and fuel cell

Metal porous body, water vapor reformer including the same, and met...

Steam reforming catalyst and fuel cell system using the same

Fuel cell

Metal porous body and method for producing metal porous body

Proton conductor, proton-conducting cell structure, water vapor ele...

Metal porous body

Solid-oxide-electrolysis-cell-type hydrogen production apparatus

Solid oxide fuel cell

Method for producing cell structure

Fuel cell

Fuel cell

Fuel cell

Solid oxide fuel cell and method for producing electrolyte layer-an...

Membrane electrode assembly, method for manufacturing membrane elec...

Cell structure, method for manufacturing the same, and fuel cell

Porous current collector and fuel cell

Anode for solid oxide fuel cell and production method therefor, and...

Gas decomposition device and power generation device

Silica-based hydrogen separation material and manufacturing method...

Patents Applicationslast 30 patents

ELECTRODE AND WATER ELECTROLYSIS APPARATUS

PROTON-CONDUCTIVE CELL STRUCTURE, PROTON-CONDUCTIVE MATERIAL, ELECT...

METAL POROUS BODY SHEET AND WATER ELECTROLYSIS DEVICE

STEAM REFORMING CATALYST AND FUEL CELL SYSTEM USING THE SAME

METAL POROUS BODY, WATER VAPOR REFORMER INCLUDING THE SAME, AND MET...

METAL POROUS SHEET, FUEL CELL, AND WATER ELECTROLYSIS DEVICE

METAL POROUS BODY, METHOD OF PRODUCING THE SAME, AND FUEL CELL

CELL STRUCTURE

FUEL CELL

ELECTROLYTE LAYER-ANODE COMPOSITE MEMBER AND CELL STRUCTURE

ELECTROLYTE LAYER-ANODE COMPOSITE MEMBER FOR FUEL CELL, CELL STRUCT...

PROTON CONDUCTOR, PROTON-CONDUCTING CELL STRUCTURE, WATER VAPOR ELE...

METAL POROUS BODY

SOLID-OXIDE-ELECTROLYSIS-CELL-TYPE HYDROGEN PRODUCTION APPARATUS

OXIDE-DISPERSED METAL POROUS BODY, ELECTROLYSIS ELECTRODE, AND HYDR...

METAL POROUS BODY AND METHOD FOR PRODUCING METAL POROUS BODY

METHOD OF PRODUCING SEPARATION MEMBRANE

ZEOLITE MEMBRANE AND SEPARATION MEMBRANE

SOLID OXIDE FUEL CELL

METHOD FOR PRODUCING CELL STRUCTURE

SOLID OXIDE FUEL CELL AND METHOD FOR PRODUCING ELECTROLYTE LAYER-AN...

FUEL CELL

PROTON CONDUCTOR, CELL STRUCTURE, METHODS FOR PRODUCING PROTON COND...

FUEL CELL

FUEL CELL

COMPOSITE MATERIAL AND METHOD FOR PRODUCING COMPOSITE MATERIAL

PROTON CONDUCTOR, SOLID ELECTROLYTE LAYER FOR FUEL CELL, CELL STRUC...

METHOD FOR MANUFACTURING CERAMIC MATERIAL, CAPACITOR, SOLID OXIDE F...

ANODE FOR SOLID OXIDE FUEL CELL AND PRODUCTION METHOD THEREFOR, AND...

CELL STRUCTURE, METHOD FOR MANUFACTURING THE SAME, AND FUEL CELL