Kenichiro Suwa

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnet powder, sintered magnet, bonded magnet, and magnetic recordi...
- Patent number 5,846,449
- Issue date Dec 8, 1998
- TDK Corporation
- Hitoshi Taguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES