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Yuki Tsutsumi
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Mie-gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cutting tool
Patent number
D1016113
Issue date
Feb 27, 2024
Sumitomo Electric Hardmetal Corp.
Christoph Zeiner
D15 - Machines not elsewhere specified
Information
Patent Grant
Cutting tool
Patent number
D1015393
Issue date
Feb 20, 2024
Sumitomo Electric Hardmetal Corp.
Christoph Zeiner
D15 - Machines not elsewhere specified
Information
Patent Grant
Cutting tool
Patent number
11,173,553
Issue date
Nov 16, 2021
Sumitomo Electric Hardmetal Corp.
Shinya Nakata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drill
Patent number
10,646,934
Issue date
May 12, 2020
Sumitomo Electric Hardmetal Corp.
Yuki Tsutsumi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drill
Patent number
D822076
Issue date
Jul 3, 2018
Sumitomo Electric Hardmetal Corp.
Shinya Nakata
D15 - Machines not elsewhere specified
Patents Applications
last 30 patents
Information
Patent Application
BORING TOOL AND CUTTING INSERT
Publication number
20240189922
Publication date
Jun 13, 2024
SUMITOMO ELECTRIC HARDMETAL CORP.
Christoph ZEINER
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DRILL
Publication number
20210291282
Publication date
Sep 23, 2021
SUMITOMO ELECTRIC HARDMETAL CORP.
Masaaki JINDAI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DRILL
Publication number
20190232392
Publication date
Aug 1, 2019
SUMITOMO ELECTRIC HARDMETAL CORP.
Yuki Tsutsumi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
CUTTING TOOL
Publication number
20190143423
Publication date
May 16, 2019
SUMITOMO ELECTRIC HARDMETAL CORP.
Shinya Nakata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR