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Yasumasa Hattori
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Niihama-shi Ehime, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrometallurgical process for nickel oxide ore
Patent number
9,783,869
Issue date
Oct 10, 2017
Sumitomo Metal Mining Co., Ltd.
Yasumasa Hattori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Nickel oxide powder material for solid oxide type fuel cell and met...
Patent number
8,741,502
Issue date
Jun 3, 2014
Sumitomo Metal Mining Co., Ltd.
Norimichi Yonesato
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Nickel oxide powder comprising zirconium hydroxide coating layer or...
Patent number
8,557,471
Issue date
Oct 15, 2013
Sumitomo Metal Mining Co., Ltd.
Norimichi Yonesato
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Copper fine particles, method for producing the same, and copper fi...
Patent number
8,535,573
Issue date
Sep 17, 2013
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Fine nickel powder and process for producing the same
Patent number
7,604,679
Issue date
Oct 20, 2009
Sumitomo Metal Mining Co., Ltd.
Yasumasa Hattori
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Fine powder of metallic copper and process for producing the same
Patent number
6,869,461
Issue date
Mar 22, 2005
Sumitomo Metal Mining Co., Ltd.
Yasumasa Hattori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE
Publication number
20150284820
Publication date
Oct 8, 2015
Sumitomo Metal Mining Co., Ltd.
Yasumasa Hattori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NICKEL OXIDE POWDER MATERIAL FOR SOLID OXIDE TYPE FUEL CELL AND MET...
Publication number
20130309399
Publication date
Nov 21, 2013
Sumitomo Metal Mining Co., Ltd.
Norimichi Yonesato
B82 - NANO-TECHNOLOGY
Information
Patent Application
COPPER FINE PARTICLES, METHOD FOR PRODUCING THE SAME, AND COPPER FI...
Publication number
20100230644
Publication date
Sep 16, 2010
Kazuomi Ryoshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NICKEL OXIDE POWDER MATERIAL FOR SOLID OXIDE TYPE FUEL CELL AND MET...
Publication number
20100221640
Publication date
Sep 2, 2010
Sumitomo Metal Mining Co., Ltd.
Norimichi Yonesato
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Powder Material that Generates Heat in an Alternating Current Magne...
Publication number
20080260620
Publication date
Oct 23, 2008
Hiromichi Aono
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Fine nickel powder and process for producing the same
Publication number
20070101822
Publication date
May 10, 2007
Sumitomo Metal Mining Co., Ltd.
Yasumasa Hattori
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Fine powder of metallic copper and process for producing the same
Publication number
20040112477
Publication date
Jun 17, 2004
Yasumasa Hattori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...