Yutaka Hiraga

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Annular weir
- Patent number 10,562,094
- Issue date Feb 18, 2020
- NIPPON STEEL NISSHIN CO., LTD.
- Yutaka Hiraga
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
ANNULAR WEIR
- Publication number 20180147624
- Publication date May 31, 2018
- NISSHIN STEEL CO., LTD.
- Yutaka Hiraga
- B22 - CASTING POWDER METALLURGY