Masaaki Yui

Follow

Person

Chichibu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Alloy lump for R-T-B type sintered magnet, producing method thereof...
- Patent number 7,594,972
- Issue date Sep 29, 2009
- Showda Denko K.K.
- Hiroshi Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Alloy lump for r-t-b type sintered magnet, producing method thereof...
- Publication number 20070175544
- Publication date Aug 2, 2007
- SHOWA DENKO K.K.
- Hiroshi Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...