Yasuhiko OTSUBO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
WC-based cemented carbide powder, WC-based cemented carbide member,...
- Patent number 12,110,576
- Issue date Oct 8, 2024
- PROTERIAL, LTD.
- Hiroshi Shiratori
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Ni-based alloy, Ni-based alloy powder, Ni-based alloy member, and p...
- Patent number 11,821,059
- Issue date Nov 21, 2023
- PROTERIAL, LTD.
- Hiroshi Shiratori
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Ni-Cr-Mo-Based Alloy Member, Ni-Cr-Mo-Based Alloy Powder, and Compo...
- Publication number 20220341008
- Publication date Oct 27, 2022
- Hitachi Metals, Ltd.
- Hiroshi SHIRATORI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
WC-Based Cemented Carbide Powder, WC-Based Cemented Carbide Member,...
- Publication number 20220290276
- Publication date Sep 15, 2022
- Hitachi Metals, Ltd.
- Hiroshi SHIRATORI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Ni-BASED ALLOY, Ni-BASED ALLOY POWDER, Ni-BASED ALLOY MEMBER, AND P...
- Publication number 20220213577
- Publication date Jul 7, 2022
- Hitachi Metals, Ltd.
- Hiroshi SHIRATORI
- B22 - CASTING POWDER METALLURGY