Tutomu Masui

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing low-oxygen copper
- Patent number 7,524,356
- Issue date Apr 28, 2009
- Mitsubishi Materials Corporation
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for manufacturing low-oxygen copper
- Patent number 6,944,930
- Issue date Sep 20, 2005
- Mitsubishi Materials Corporation
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Adhesion-resistant oxygen-free roughly drawn copper wire and method...
- Patent number 6,682,824
- Issue date Jan 27, 2004
- Mitsubishi Materials Corporation
- Yutaka Koshiba
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus for manufacturing low-oxygen copper
- Patent number 6,589,473
- Issue date Jul 8, 2003
- Mitsubishi Materials Corporation
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Method for manufacturing low-oxygen copper
- Publication number 20050262968
- Publication date Dec 1, 2005
- MITSUBISHI MATERIALS CORPORATION
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for manufacturing low-oxygen copper
- Publication number 20010029659
- Publication date Oct 18, 2001
- MITSUBISHI MATERIALS CORPORATION
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Apparatus for manufacturing low-oxygen copper
- Publication number 20010028135
- Publication date Oct 11, 2001
- MITSUBISHI MATERIALS CORPORATION
- Haruhiko Asao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...