Eung So Lee

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Cheongju-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Connector for blast-triggering device
- Patent number 11,131,534
- Issue date Sep 28, 2021
- Hanwha Corporation
- Eung So Lee
- F42 - AMMUNITION BLASTING
Information Patent Grant
Trunkline delay detonator and blast-triggering device using same
- Patent number 11,054,235
- Issue date Jul 6, 2021
- Hanwha Corporation
- Eung So Lee
- F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

Information Patent Application
CONNECTOR FOR BLAST-TRIGGERING DEVICE
- Publication number 20210148688
- Publication date May 20, 2021
- Hanwha Corporation
- Eung So Lee
- F42 - AMMUNITION BLASTING
Information Patent Application
TRUNKLINE DELAY DETONATOR AND BLAST-TRIGGERING DEVICE USING SAME
- Publication number 20200124391
- Publication date Apr 23, 2020
- Hanwha Corporation
- Eung So Lee
- C06 - EXPLOSIVES MATCHES
Information Patent Application
EMULSION EXPLOSIVE COMPOSITION AND PREPARATION METHOD THEREFOR
- Publication number 20200109093
- Publication date Apr 9, 2020
- Hanwha Corporation
- Eung So Lee
- C06 - EXPLOSIVES MATCHES