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Josaburo Hayashi
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Ohnuki, JP
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Patents Grants
last 30 patents
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Patent Grant
Process for producing a thermal-resistant ceramic fired body
Patent number
4,289,720
Issue date
Sep 15, 1981
The Foundation: The Research Institute for Special Inorganic Materials
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing metal nitride sintered moldings
Patent number
4,164,528
Issue date
Aug 14, 1979
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Organosilicon high molecular weight compounds
Patent number
4,159,259
Issue date
Jun 26, 1979
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing heat-resistant composite materials reinforced...
Patent number
4,158,687
Issue date
Jun 19, 1979
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Borosiloxane polymers and a method for producing the same
Patent number
4,152,509
Issue date
May 1, 1979
The Foundation: The Research Institute for Special Inorganic Materials
Seishi Yajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Light metal matrix composite materials reinforced with silicon carb...
Patent number
4,134,759
Issue date
Jan 16, 1979
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing silicon carbide sintered moldings consisting m...
Patent number
4,122,139
Issue date
Oct 24, 1978
The Research Institute for Special Inorganic Materials
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Silicon carbide sintered moldings and a method for producing the same
Patent number
4,117,057
Issue date
Sep 26, 1978
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Silicon carbide sintered moldings and a method for producing said m...
Patent number
4,110,386
Issue date
Aug 29, 1978
The Research Institute for Iron, Steel and Other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Silicon carbide fibers having a high strength and a method for prod...
Patent number
4,100,233
Issue date
Jul 11, 1978
The Research Institute for Iron, Steel and other Metals of the Tohoku University
Seishi Yajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES