Koji Nakahara

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Ibaraki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing quenched R-T-B—C alloy magnet
- Patent number 7,172,659
- Issue date Feb 6, 2007
- Neomax Co., Ltd.
- Hiroyuki Tomizawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method for producing quenched r-t-b-c alloy magnet
- Publication number 20040168746
- Publication date Sep 2, 2004
- Hiroyuki Tomizawa
- H01 - BASIC ELECTRIC ELEMENTS