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Akihiro Toji
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Yasugi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Martensitic stainless steel for fuel injection member and fuel inje...
Patent number
12,006,561
Issue date
Jun 11, 2024
PROTERIAL, LTD.
Toshihiro Uehara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Heat-resisting steel for engine valves excellent in high-temperatur...
Patent number
8,663,549
Issue date
Mar 4, 2014
Hitachi Metals, Ltd.
Katsuhiko Ohishi
C21 - METALLURGY OF IRON
Information
Patent Grant
Low-thermal-expansion Ni-based super-heat-resistant alloy for boile...
Patent number
8,444,778
Issue date
May 21, 2013
Hitachi Metals, Ltd.
Toshihiro Uehara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Heat resistant alloy for use as material of engine valve
Patent number
7,481,970
Issue date
Jan 27, 2009
Hitachi Metals, Ltd.
Akihiro Toji
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ni-based alloy improved in oxidation-resistance, high temperature s...
Patent number
6,852,177
Issue date
Feb 8, 2005
Hitachi Metals Ltd.
Satoshi Kubota
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel for separators of solid-oxide type fuel cells
Patent number
6,776,956
Issue date
Aug 17, 2004
Hitachi Metals Ltd.
Toshihiro Uehara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
MARTENSITIC STAINLESS STEEL FOR FUEL INJECTION MEMBER AND FUEL INJE...
Publication number
20190211429
Publication date
Jul 11, 2019
Hitachi Metals, Ltd.
Toshihiro UEHARA
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Heat-resistant steel for engine valve excellent high-temperature st...
Publication number
20110182764
Publication date
Jul 28, 2011
Katsuhiko Ohishi
C21 - METALLURGY OF IRON
Information
Patent Application
LOW-THERMAL-EXPANSION NI-BASED SUPER-HEAT-RESISTANT ALLOY FOR BOILE...
Publication number
20100226814
Publication date
Sep 9, 2010
HITACHI METALS, LTD.
Toshihiro Uehara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HYDROGEN-PERMEABLE ALLOY, AND HYDROGEN-PERMEABLE FILM AND ITS PRODU...
Publication number
20100092333
Publication date
Apr 15, 2010
Hitachi Metals, Ltd.
Kazuhiro Yamamura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Heat resistant alloy for use as material of engine valve
Publication number
20050265887
Publication date
Dec 1, 2005
HITACHI METALS, LTD
Akihiro Toji
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Ni-based alloy improved in oxidation-resistance, high temperature s...
Publication number
20030118469
Publication date
Jun 26, 2003
HITACHI METALS, LTD
Satoshi Kubota
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Steel for separators of solid-oxide type fuel cells
Publication number
20030063994
Publication date
Apr 3, 2003
HITACHI METALS, LTD
Toshihiro Uehara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...