DAIGO OHTOYO

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Patents Grantslast 30 patents

Information Patent Grant
Production method for ring-rolled material of Fe—Ni-based superalloy
- Patent number 11,319,617
- Issue date May 3, 2022
- Hitachi Metals, Ltd.
- Chuya Aoki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of producing forged product
- Patent number 10,875,080
- Issue date Dec 29, 2020
- Hitachi Metals, Ltd.
- Daigo Ohtoyo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION METHOD FOR RING-ROLLED MATERIAL OF Fe-Ni-BASED SUPERALLOY
- Publication number 20220042144
- Publication date Feb 10, 2022
- Hitachi Metals, Ltd.
- Chuya AOKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PRODUCTION METHOD FOR RING-ROLLED MATERIAL OF Fe-Ni-BASED SUPERALLOY
- Publication number 20220032359
- Publication date Feb 3, 2022
- Hitachi Metals, Ltd.
- Chuya AOKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF PRODUCING FORGED PRODUCT
- Publication number 20180281049
- Publication date Oct 4, 2018
- Hitachi Metals, Ltd.
- DAIGO OHTOYO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...