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Kiyoshi Hiyama
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Hitachi, JP
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Patents Grants
last 30 patents
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Patent Grant
Hydrogen producing apparatus and power generating system using it
Patent number
6,890,673
Issue date
May 10, 2005
Hitachi, Ltd.
Kazutoshi Higashiyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
High-strength austenitic steel
Patent number
4,581,067
Issue date
Apr 8, 1986
Hitachi, Ltd.
Katsumi Iijima
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
Fuel cell system
Publication number
20070048571
Publication date
Mar 1, 2007
Hironori Sasaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Hydrogen producing apparatus and power generating system using it
Publication number
20040180247
Publication date
Sep 16, 2004
Kazutoshi Higashiyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogen producing apparatus and power generating system using it
Publication number
20030008187
Publication date
Jan 9, 2003
Kazutoshi Higashiyama
C01 - INORGANIC CHEMISTRY