Hwang; Hui Dong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hwang; Hui Dong.The latest application filed is for "actuator for high-speed switch".
- Hwang; Hui Dong - Changwon-si KR
- Hwang; Hui Dong - Changwon-si Gyeongsangnam-do KR
- Hwang; Hui-dong - Gyeongsangnam-do KR
| Patent | Date |
|---|---|
| Actuator for high-speed switch Grant 10,861,664 - An , et al. December 8, 2 | 2020-12-08 |
| High voltage DC circuit breaker Grant 10,395,866 - Chung , et al. A | 2019-08-27 |
| Vacuum interrupter and driving method therefor Grant 10,304,644 - Hwang , et al. | 2019-05-28 |
| Circuit breaker for interrupting DC current using magnetic field Grant 10,229,794 - Hwang , et al. | 2019-03-12 |
| Actuator For High-speed Switch App 20190027332 - AN; Hyun Mo ; et al. | 2019-01-24 |
| Electromagnetic repulsion actuator for circuit breaker Grant 10,181,387 - Kim , et al. Ja | 2019-01-15 |
| High-voltage DC circuit breaker for blocking current flowing through DC lines Grant 10,176,939 - Park , et al. J | 2019-01-08 |
| High voltage DC circuit breaker Grant 10,170,903 - Park , et al. J | 2019-01-01 |
| Vacuum Interrupter And Driving Method Therefor App 20180294115 - HWANG; Hui-Dong ; et al. | 2018-10-11 |
| High Voltage Dc Circuit Breaker App 20170352508 - CHUNG; Young Hwan ; et al. | 2017-12-07 |
| Electromagnetic Repulsion Actuator For Circuit Breaker App 20170352507 - KIM; Nam Kyung ; et al. | 2017-12-07 |
| High-voltage Dc Circuit Breaker App 20160322178 - PARK; Jung-Soo ; et al. | 2016-11-03 |
| Bidirectional Direct Current Circuit Breaker App 20160322177 - HWANG; Hui-Dong ; et al. | 2016-11-03 |
| Direct Current Circuit Breaker Using Magnetic Field App 20160322179 - HWANG; Hui-Dong ; et al. | 2016-11-03 |
| High Voltage Dc Circuit Breaker App 20160204595 - PARK; Jung-Soo ; et al. | 2016-07-14 |
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