Nam-Hyung CHO

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Psju-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Pipe joint device and method for manufacturing the same
- Patent number 10,677,382
- Issue date Jun 9, 2020
- JOIN TOP. CO., LTD.
- Jae-Min Ahn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
PIPE JOINT DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20180038537
- Publication date Feb 8, 2018
- JOIN TOP. CO., LTD.
- Jae-Min AHN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...