Katsumi Yamamoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heating furnace tube and method of manufacturing the same
- Patent number 6,514,631
- Issue date Feb 4, 2003
- JGC Corporation
- Katsumi Yamamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for preventing corrosion and hydrogen embrittlement of tanta...
- Patent number 4,356,148
- Issue date Oct 26, 1982
- JGC Corporation
- Naohiko Kagawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...