Michio Ohba

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Kadoma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic material and manufacturing method thereof
- Patent number 5,683,617
- Issue date Nov 4, 1997
- Matsushita Electric Industrial Co., Ltd.
- Tsutomu Inuzuka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Magnetic material and manufacturing method thereof
- Patent number 5,518,641
- Issue date May 21, 1996
- Matsushita Electric Industrial Co., Ltd.
- Tsutomu Inuzuka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES