Changhoon CHOI

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Pohang-si, Gyeongsangbuk-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Adhesive coating composition for non-oriented electrical steel shee...
- Patent number 11,505,723
- Issue date Nov 22, 2022
- Posco
- Jung-Woo Kim
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITION FOR SURFACE TREATMENT OF STEEL SHEET AND STEEL SHEET US...
- Publication number 20240052496
- Publication date Feb 15, 2024
- POSCO Co., Ltd
- Changhoon Choi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ADHESIVE COATING COMPOSITION FOR NON-ORIENTED ELECTRICAL STEEL SHEE...
- Publication number 20200087549
- Publication date Mar 19, 2020
- POSCO
- Jung-Woo KIM
- B32 - LAYERED PRODUCTS