Yoshiteru Urino

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mn-Zn Single crystalline ferrite head and a method of making the same
- Patent number 4,409,633
- Issue date Oct 11, 1983
- Akai Electric Company Limited
- Hisashi Watanabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Mn-Zn single crystalline ferrite head and a method of making the same
- Patent number 4,285,894
- Issue date Aug 25, 1981
- Akai Electric Company Limited
- Hisashi Watanabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES