Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11443911 | Arc chamber of circuit breaker | Kyunghwan Oh | 2022-09-13 |
| 11309158 | Arc extinguishing unit of molded case circuit breaker | Kyunghwan Oh, Younghwan Kim | 2022-04-19 |
| 11233385 | Earth leakage breaker and arc detection apparatus attachable/detachable to/from same earth leakage breaker | Seungjin HAM, Jinyoung Park | 2022-01-25 |