Naoki KATAOKA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Edging method and edging device
- Patent number 10,799,925
- Issue date Oct 13, 2020
- Nippon Steel Corporation
- Yoji Nakamura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
EDGING METHOD AND EDGING DEVICE
- Publication number 20180214919
- Publication date Aug 2, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Yoji NAKAMURA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...