Takafumi NAKAYA

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Hiroshima-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Welding apparatus and welding method
- Patent number 10,807,185
- Issue date Oct 20, 2020
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Tatsuki Mitsuzumi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
WELDING DETERMINATION DEVICE FOR STRIP-SHAPED SHEETS, AND WELDING D...
- Publication number 20200376587
- Publication date Dec 3, 2020
- JFE STEEL CORPORATION
- Yuichiro OKI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDING DETERMINATION DEVICE FOR STRIP-SHAPED SHEETS, AND WELDING D...
- Publication number 20200023457
- Publication date Jan 23, 2020
- JFE STEEL CORPORATION
- Yuichiro OKI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDING APPARATUS AND WELDING METHOD
- Publication number 20190134734
- Publication date May 9, 2019
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Tatsuki MITSUZUMI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR