Takuma KAWANAKA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
High strength hot-dip galvanized steel sheet and production method...
- Patent number 11,332,803
- Issue date May 17, 2022
- Nippon Steel Corporation
- Takafumi Yokoyama
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH STRENGTH HOT-DIP GALVANIZED STEEL SHEET AND PRODUCTION METHOD...
- Publication number 20200115771
- Publication date Apr 16, 2020
- NIPPON STEEL CORPORATION
- Takafumi YOKOYAMA
- C21 - METALLURGY OF IRON
Information Patent Application
ELECTROCHEMICAL MACHINING DEVICE AND ELECTROCHEMICAL MACHINING METHOD
- Publication number 20180029151
- Publication date Feb 1, 2018
- THE UNIVERSITY OF TOKYO
- Masanori KUNIEDA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR