Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12198883 | Trip device | Kyunghwan Oh, Younghwan Kim, Jeongjae Lim, Yonghun Lee | 2025-01-14 |
| 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 |
| 10840047 | Arc extinguishing unit of molded case circuit breaker | Kyunghwan Oh, Younghwan Kim | 2020-11-17 |
| 10811207 | Arc extinguishing unit of molded case circuit breaker | Jeongjae Lim | 2020-10-20 |
| 10811209 | Switching mechanism of circuit breaker | Jeongjae Lim | 2020-10-20 |
| 10770248 | Molded case circuit breaker | Kyunghwan Oh | 2020-09-08 |
| 10483065 | Molded-case circuit breaker for DC | — | 2019-11-19 |
| 10332714 | Trip mechanism for direct current molded case circuit breaker | — | 2019-06-25 |
| 10147578 | Mechanism coupling structure of molded case circuit breaker | Sungrok Yoo | 2018-12-04 |
| 9837234 | Instant trip mechanism for molded case circuit breaker | — | 2017-12-05 |