Atsuhiko ONUMA

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Alloy member, process for producing said alloy member, and product...
- Patent number 11,492,685
- Issue date Nov 8, 2022
- Hitachi Metals, Ltd.
- Tadashi Fujieda
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Polymer electrolyte membrane, and membrane electrode assembly and p...
- Patent number 8,597,854
- Issue date Dec 3, 2013
- Hitachi, Ltd.
- Atsuhiko Onuma
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
IRON-CHROMIUM-COBALT ALLOY MAGNET AND METHOD FOR PRODUCING SAME
- Publication number 20240304365
- Publication date Sep 12, 2024
- Proterial, Ltd.
- Shinya OKAMOTO
- B22 - CASTING POWDER METALLURGY
Information Patent Application
ALLOY MEMBER, PROCESS FOR PRODUCING SAID ALLOY MEMBER, AND PRODUCT...
- Publication number 20190226058
- Publication date Jul 25, 2019
- Hitachi Metals, Ltd.
- Tadashi FUJIEDA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
LITHIUM ION BATTERY SYSTEM
- Publication number 20160064779
- Publication date Mar 3, 2016
- Hitachi, Ltd
- Hirofumi TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID POLYMER ELECTROLYTE MEMBRANE AND FUEL CELL USING THE SAME
- Publication number 20140093792
- Publication date Apr 3, 2014
- Hitachi, Ltd
- Yoshiyuki TAKAMORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL BATTERY SYSTEM
- Publication number 20130084512
- Publication date Apr 4, 2013
- Hitachi, Ltd
- Shuichi Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTE MATERIAL, AND PROTON CONDUCTIVE POLYMER ELECTROLYTE MEM...
- Publication number 20130059229
- Publication date Mar 7, 2013
- Hitachi, Ltd
- Atsuhiko Onuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL WITH THE SAME, AND FUEL CELL...
- Publication number 20120164554
- Publication date Jun 28, 2012
- Hitachi, Ltd.
- Shuichi SUZUKI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
POLYMER ELECTROLYTE MEMBRANE, AND MEMBRANE ELECTRODE ASSEMBLY AND P...
- Publication number 20120107721
- Publication date May 3, 2012
- Hitachi, Ltd.
- Atsuhiko ONUMA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
POLYMER ELECTROLYTE FUEL CELL
- Publication number 20120082919
- Publication date Apr 5, 2012
- Atsuhiko ONUMA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL USING THE SAME
- Publication number 20110123897
- Publication date May 26, 2011
- Hitachi, Ltd.
- Jun KAWAJI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
BLOCK COPOLYMER, AND POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBR...
- Publication number 20100209813
- Publication date Aug 19, 2010
- Atsuhiko ONUMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polymer electrolyte membrane and membrane electrode assembly
- Publication number 20080261100
- Publication date Oct 23, 2008
- Atsuhiko ONUMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMER ELECTROYTE MEMBRANE, MEMBRANE/ELECTRODE ASSEMBLY AND FUEL C...
- Publication number 20070287051
- Publication date Dec 13, 2007
- Atsuhiko Onuma
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Atsuhiko ONUMA

Person

Patents Grantslast 30 patents

Alloy member, process for producing said alloy member, and product...

Polymer electrolyte membrane, and membrane electrode assembly and p...

Patents Applicationslast 30 patents

IRON-CHROMIUM-COBALT ALLOY MAGNET AND METHOD FOR PRODUCING SAME

ALLOY MEMBER, PROCESS FOR PRODUCING SAID ALLOY MEMBER, AND PRODUCT...

LITHIUM ION BATTERY SYSTEM

SOLID POLYMER ELECTROLYTE MEMBRANE AND FUEL CELL USING THE SAME

FUEL BATTERY SYSTEM

ELECTROLYTE MATERIAL, AND PROTON CONDUCTIVE POLYMER ELECTROLYTE MEM...

MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL WITH THE SAME, AND FUEL CELL...

POLYMER ELECTROLYTE MEMBRANE, AND MEMBRANE ELECTRODE ASSEMBLY AND P...

POLYMER ELECTROLYTE FUEL CELL

MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL USING THE SAME

BLOCK COPOLYMER, AND POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBR...

Polymer electrolyte membrane and membrane electrode assembly

POLYMER ELECTROYTE MEMBRANE, MEMBRANE/ELECTRODE ASSEMBLY AND FUEL C...