Yuji NAGAOKA

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Shimotsuga-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hard particle powder for sintered body
- Patent number 11,846,009
- Issue date Dec 19, 2023
- Daido Steel Co., Ltd.
- Iwane Nagase
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
IRON-BASED SINTERED ALLOY VALVE SEAT INSERT FOR INTERNAL COMBUSTION...
- Publication number 20240344467
- Publication date Oct 17, 2024
- NIPPON PISTON RING CO., LTD
- Yuji NAGAOKA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HARD PARTICLE POWDER FOR SINTERED BODY
- Publication number 20230038356
- Publication date Feb 9, 2023
- DAIDO STEEL CO., LTD.
- Iwane NAGASE
- B22 - CASTING POWDER METALLURGY