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Yoshiharu Yamamoto
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Toyama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing sodium tungstate, method for collecting tungst...
Patent number
9,512,504
Issue date
Dec 6, 2016
A.L.M.T. Corp.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing sodium tungstate, method for collecting tungst...
Patent number
9,249,479
Issue date
Feb 2, 2016
A.L.M.T. Corp.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing ammonium tungstate aqueous solution
Patent number
8,974,674
Issue date
Mar 10, 2015
National University Corporation Nagoya University
Hideaki Ito
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Cemented carbide and cutting tool using same
Patent number
8,801,816
Issue date
Aug 12, 2014
Sumitomo Electric Industries, Ltd
Takuya Okuno
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing sodium tungstate, method for collecting tungst...
Patent number
8,632,747
Issue date
Jan 21, 2014
A.L.M.T. Corp.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
SODIUM TUNGSTATE PRODUCTION METHOD
Publication number
20160024615
Publication date
Jan 28, 2016
A.L.M.T. CORP.
Takeshi ITAKURA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING SODIUM TUNGSTATE, METHOD FOR COLLECTING TUNGST...
Publication number
20140119998
Publication date
May 1, 2014
A.L.M.T. CORP.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING SODIUM TUNGSTATE, METHOD FOR COLLECTING TUNGST...
Publication number
20140112847
Publication date
Apr 24, 2014
A.L.M.T. CORP.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING AMMONIUM TUNGSTATE AQUEOUS SOLUTION
Publication number
20120328506
Publication date
Dec 27, 2012
National University Corporation Nagoya University
Hideaki Ito
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CEMENTED CARBIDE AND CUTTING TOOL USING SAME
Publication number
20120144753
Publication date
Jun 14, 2012
Sumitomo Electric Industries, Ltd.
Takuya Okuno
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING SODIUM TUNGSTATE, METHOD FOR COLLECTING TUNGST...
Publication number
20110300040
Publication date
Dec 8, 2011
A.L.M.T. CORP.
Yoshiharu Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...