Koichiro Matsushita

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Kitakyushu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pearlitic steel rail excellent in wear resistance and ductility and...
- Patent number 7,972,451
- Issue date Jul 5, 2011
- Nippon Steel Corporation
- Masaharu Ueda
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
PEARLITIC STEEL RAIL EXCELLENT IN WEAR RESISTANCE AND DUCTILITY AND...
- Publication number 20080011393
- Publication date Jan 17, 2008
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
Method for producing high-carbon steel rails excellent in wear resi...
- Publication number 20070181231
- Publication date Aug 9, 2007
- Nippon Steel Corporation
- Masaharu Ueda
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Pealite base rail excellent in wear resistance and ductility and me...
- Publication number 20040187981
- Publication date Sep 30, 2004
- Masaharu Ueda
- C21 - METALLURGY OF IRON