Ryusei Hamada

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Itami-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Drill head
- Patent number D1029896
- Issue date Jun 4, 2024
- Sumitomo Electric Hardmetal Corp.
- Ryusei Hamada
- D15 - Machines not elsewhere specified
Information Patent Grant
Drill holder
- Patent number D1029060
- Issue date May 28, 2024
- Sumitomo Electric Hardmetal Corp.
- Ryusei Hamada
- D15 - Machines not elsewhere specified
Information Patent Grant
Cutting tool
- Patent number 10,766,077
- Issue date Sep 8, 2020
- Sumitomo Electric Hardmetal Corp.
- Yoshikatsu Mori
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
DRILL HEAD AND DRILL
- Publication number 20230022961
- Publication date Jan 26, 2023
- SUMITOMO ELECTRIC HARDMETAL CORP.
- Ryusei HAMADA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CUTTING TOOL
- Publication number 20190232388
- Publication date Aug 1, 2019
- SUMITOMO ELECTRIC HARDMETAL CORP.
- Yoshikatsu Mori
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR