Sangchul LEE

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Anyang-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Direct current air circuit breaker
- Patent number 10,453,637
- Issue date Oct 22, 2019
- LSIS Co., Ltd.
- Seungpil Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker having circuit operating device
- Patent number 10,424,453
- Issue date Sep 24, 2019
- LSIS Co., Ltd.
- Seungpil Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker having safety switching part
- Patent number 10,084,306
- Issue date Sep 25, 2018
- LSIS Co., Ltd.
- Sangchul Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Draw in and out type circuit breaker
- Patent number 9,972,458
- Issue date May 15, 2018
- LSIS Co., Ltd.
- Sangchul Lee
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DIRECT CURRENT AIR CIRCUIT BREAKER
- Publication number 20190035588
- Publication date Jan 31, 2019
- LSIS CO., LTD
- Seungpil YANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT BREAKER HAVING CIRCUIT OPERATING DEVICE
- Publication number 20180240634
- Publication date Aug 23, 2018
- LSIS CO., LTD
- Seungpil YANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DRAW IN AND OUT TYPE CIRCUIT BREAKER
- Publication number 20170309414
- Publication date Oct 26, 2017
- LSIS CO., LTD
- Sangchul LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT BREAKER HAVING SAFETY SWITCHING PART
- Publication number 20160301205
- Publication date Oct 13, 2016
- LSIS CO., LTD
- Sangchul LEE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER