Masahiko OTSUKA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dissimilar metal joint including flame-retardant magnesium alloy layer
- Patent number 11,534,871
- Issue date Dec 27, 2022
- Asahi Kasei Kabushiki Kaisha
- Hiroki Keno
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
DISSIMILAR METAL JOINT INCLUDING FLAME-RETARDANT MAGNESIUM ALLOY LAYER
- Publication number 20200384578
- Publication date Dec 10, 2020
- Asahi Kasei Kabushiki Kaisha
- Hiroki KENO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIFFERENT-MATERIAL JOINT
- Publication number 20150314390
- Publication date Nov 5, 2015
- ASAHI KASEI CHEMICALS CORPORATION
- Masahiko OTSUKA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR