Shigenobu Tajima

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Patents Grantslast 30 patents

Information Patent Grant
Alloys suitable for hydrogen storage, method of producing the same...
- Patent number 5,578,266
- Issue date Nov 26, 1996
- Shin-Etsu Chemical Co., Ltd.
- Yasushi Takai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of manufacturing spherical grains of rare earth oxides
- Patent number 5,152,936
- Issue date Oct 6, 1992
- Shin-Etsu Chemical Co., Ltd.
- Shigenobu Tajima
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Spherical grains of rare earth oxides and a manufacturing method th...
- Patent number 5,061,560
- Issue date Oct 29, 1991
- Shin-Etsu Chemical Co., Ltd.
- Shigenobu Tajima
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES