Soo Hyun CHA

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Chungcheongbuk-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Multi-layer coated cutting material, method for manufacturing the s...
- Patent number 11,491,549
- Issue date Nov 8, 2022
- YG-1 CO., LTD.
- Soo Hyun Cha
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
COATED CUTTING TOOL
- Publication number 20240075534
- Publication date Mar 7, 2024
- YG-1 CO., LTD.
- SOO HYUN CHA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MULTI-LAYER COATED CUTTING MATERIAL, METHOD FOR MANUFACTURING THE S...
- Publication number 20220055116
- Publication date Feb 24, 2022
- YG-1 CO., LTD.
- Soo Hyun CHA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR