Hirohisa KISHIKAWA

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Welding device
- Patent number 10,843,285
- Issue date Nov 24, 2020
- Kobe Steel, Ltd.
- Hirohisa Kishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding device
- Patent number 10,843,286
- Issue date Nov 24, 2020
- Kobe Steel, Ltd.
- Hirohisa Kishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
FIXING JIG, STEEL MATERIAL HOLDING DEVICE, AND STEEL MATERIAL HOLDI...
- Publication number 20190375057
- Publication date Dec 12, 2019
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Hirohisa KISHIKAWA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
GOUGING-LESS COMPLETE PENETRATION WELDING METHOD, AND WELDED JOINT
- Publication number 20190366463
- Publication date Dec 5, 2019
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Hirohisa KISHIKAWA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDING DEVICE
- Publication number 20190270157
- Publication date Sep 5, 2019
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Hirohisa KISHIKAWA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDING DEVICE
- Publication number 20190262928
- Publication date Aug 29, 2019
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Hirohisa KISHIKAWA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR