Yoichi Yamamoto

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Kitakyushu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alloying element-saving hot rolled duplex stainless steel material,...
- Patent number 9,862,168
- Issue date Jan 9, 2018
- Nippon Steel & Sumikin Stainless Steel Corporation
- Shinji Tsuge
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ALLOYING ELEMENT-SAVING HOT ROLLED DUPLEX STAINLESS STEEL MATERIAL,...
- Publication number 20130288074
- Publication date Oct 31, 2013
- Shinji Tsuge
- B32 - LAYERED PRODUCTS