Eiji MATSUBARA

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Patents Grantslast 30 patents

Information Patent Grant
Stir pin, friction stir welding tool, and machine tool
- Patent number 11,938,559
- Issue date Mar 26, 2024
- Yamazaki Mazak Corporation
- Seigo Ouchi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Friction stir welding tool and friction stir welder
- Patent number 11,130,193
- Issue date Sep 28, 2021
- Yamazaki Mazak Corporation
- Masayasu Hachiya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Composite processing machine, machining tool, and composite process...
- Patent number 11,130,178
- Issue date Sep 28, 2021
- Yamazaki Mazak Corporation
- Kazuki Uemura
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
COMBINED MACHINING APPARATUS, METHOD TO PERFORM CUTTING AND FRICTIO...
- Publication number 20250153266
- Publication date May 15, 2025
- Yamazaki Mazak Corporation
- Eiji MATSUBARA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FRICTION STIR WELDING TOOL, FRICTION STIR WELDING APPARATUS, AND FR...
- Publication number 20240408695
- Publication date Dec 12, 2024
- Yamazaki Mazak Corporation
- Eiji MATSUBARA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STIR PIN, FRICTION STIR WELDING TOOL, AND MACHINE TOOL
- Publication number 20220226928
- Publication date Jul 21, 2022
- Yamazaki Mazak Corporation
- Seigo OUCHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FRICTION STIR WELDING TOOL AND FRICTION STIR WELDER
- Publication number 20200338664
- Publication date Oct 29, 2020
- Yamazaki Mazak Corporation
- Masayasu HACHIYA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
COMPOSITE PROCESSING MACHINE, MACHINING TOOL, AND COMPOSITE PROCESS...
- Publication number 20180326494
- Publication date Nov 15, 2018
- Yamazaki Mazak Corporation
- Kazuki UEMURA
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY