Heung Rak Sohn

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free solder alloy composition suitable for use in high-tempera...
- Patent number 12,103,114
- Issue date Oct 1, 2024
- KYUNG DONG MTEC CO., LTD.
- Heung Rak Sohn
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lead-free solder alloy composition and method for preparing lead-fr...
- Patent number 10,286,498
- Issue date May 14, 2019
- KYUNG DONG ONE CORPORATION
- Ashutosh Sharma
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Lead-Free Solder Alloy Composition Suitable for Use in High-Tempera...
- Publication number 20200238443
- Publication date Jul 30, 2020
- KYUNG DONG MTEC CO., LTD.
- Heung Rak SOHN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LEAD-FREE SOLDER ALLOY COMPOSITION AND METHOD FOR PREPARING LEAD-FR...
- Publication number 20170225277
- Publication date Aug 10, 2017
- KYUNG DONG ONE CORPORATION
- Ashutosh Sharma
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...