Hirofumi Watanabe

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Copper alloy powder having Si coating film and method for producing...
- Patent number 11,872,624
- Issue date Jan 16, 2024
- JX Metals Corporation
- Hirofumi Watanabe
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Production method of additive manufactured object using pure copper...
- Patent number 11,872,647
- Issue date Jan 16, 2024
- JX Metals Corporation
- Hirofumi Watanabe
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Pure copper powder having Si coating and production method thereof,...
- Patent number 11,498,122
- Issue date Nov 15, 2022
- JX Nippon Mining & Metals Corporation
- Hirofumi Watanabe
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
PURE COPPER OR COPPER ALLOY POWDER FOR ADDITIVE MANUFACTURING
- Publication number 20240335874
- Publication date Oct 10, 2024
- Hirofumi WATANABE
- B22 - CASTING POWDER METALLURGY
Information Patent Application
COPPER ALLOY POWDER HAVING Si COATING FILM AND METHOD FOR PRODUCING...
- Publication number 20220362844
- Publication date Nov 17, 2022
- JX NIPPON MINING & METALS CORPORATION
- Hirofumi WATANABE
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PURE COPPER POWDER HAVING Si COATING AND PRODUCTION METHOD THEREOF,...
- Publication number 20210053114
- Publication date Feb 25, 2021
- JX NIPPON MINING & METALS CORPORATION
- Hirofumi Watanabe
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PRODUCTION METHOD OF ADDITIVE MANUFACTURED OBJECT USING PURE COPPER...
- Publication number 20210039192
- Publication date Feb 11, 2021
- JX NIPPON MINING & METALS CORPORATION
- Hirofumi Watanabe
- B22 - CASTING POWDER METALLURGY