Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12316214 | Apparatus and method for controlling power factor correction to suppress overcurrent | Jee Heon Kim, Dong Gyun Woo, Chul Soon Kim, Sung Uk Park | 2025-05-27 |
| 12304347 | Electrified vehicle and method of controlling the same | Sung Uk Park, Hyun Wook Seong, Dong Gyun Woo, Jae-Hyun Kim, Jee Heon Kim | 2025-05-20 |
| 12255530 | Device and method for controlling LLC resonance converter using switching duty control | Dong Gyun Woo, Chul Soon Kim, Jee Heon Kim, Sung Uk Park | 2025-03-18 |
| 12126197 | Device for supplying power from vehicle battery to vehicle outside and vehicle bidirectional charger including same | Sung Uk Park, Hyun Wook Seong, Dong Gyun Woo, Chul Soon Kim, Jee Heon Kim | 2024-10-22 |
| 11658565 | Apparatus for controlling power factor correction circuit of charger for vehicle battery | Jee Heon Kim, Hyun Wook Seong, Sung Uk Park, Chul Soon Kim, Dong Gyun Woo | 2023-05-23 |
| 11378030 | Engine start system of hybrid vehicle and method for controlling the same | Hyun Wook Seong, Dong Gyun Woo, Hye Seung Kim | 2022-07-05 |
| 11271391 | Apparatus and method for controlling low-voltage DC-to-DC converter of vehicle | Sung Uk Park, Dong Gyun Woo, Hyun Wook Seong | 2022-03-08 |
| 11228238 | Charging apparatus capable of reducing low-frequency leakage current | Dong Gyun Woo, Gyu Tae Choi, Hyun Wook Seong | 2022-01-18 |
| 11196346 | LLC resonance converter and charging system having the same | Hyun Wook Seong | 2021-12-07 |
| 11186193 | System and method for controlling charging power of eco-friendly vehicle | Dong Gyun Woo, Hyun Wook Seong | 2021-11-30 |
| 11018519 | Charging apparatus capable of reducing low frequency leakage current | Dong Gyun Woo, Gyu Tae Choi, Hyun Wook Seong | 2021-05-25 |
| 10944286 | Apparatus and method for controlling converter of eco-friendly vehicle | Hyun Wook Seong, Dong Gyun Woo, Gi Bong Son | 2021-03-09 |
| 10899244 | Charging control method with use of a power factor correction circuit and system for electric vehicle | Hyun Wook Seong, Shin Hye Chun, Mu Shin Kwak | 2021-01-26 |
| 10862394 | System and method for improving resolution of voltage command of low voltage DC-DC converter | Dong Gyun Woo, Hyun Wook Seong | 2020-12-08 |
| 10784704 | On-board charging system | Dong Gyun Woo, Hyun Wook Seong | 2020-09-22 |
| 10759292 | Vehicle charging apparatus, current stabilization method thereof, and recording medium for recording program for implementing the method | Gyu Tae Choi, Gi Bong Son, Hyun Wook Seong | 2020-09-01 |
| 10763744 | PFC controller and method of controlling the same | Gi Bong Son, Gyu Tae Choi, Hyun Wook Seong | 2020-09-01 |
| 10666079 | Power conversion apparatus, method for controlling the same, and vehicle including the same | Gibong Son, Hyun Wook Seong | 2020-05-26 |
| 10658935 | Method and system for controlling on-board charger of vehicle | Gi Bong Son, Hyun Wook Seong | 2020-05-19 |
| 10587143 | Charging apparatus capable of reducing low-frequency leakage current | Dong Gyun Woo, Hyun Wook Seong | 2020-03-10 |
| 10538173 | Vehicle battery charging control system | Gi Bong Son, Hyun Wook Seong | 2020-01-21 |
| 10493857 | Method and system for controlling charging device for vehicles | Gi Bong Son, Hyun Wook Seong | 2019-12-03 |
| 10377237 | Apparatus and method for controlling LDC in electric vehicle | Ho Joong Lee, Dong Jun Shin, Won Kyoung Choi, Jun Yeon Park, Gi Bong Son +3 more | 2019-08-13 |
| 10338114 | Apparatus and method of determining frequency of AC power source | Gi Bong Son, Hyun Wook Seong, Dong-Jun Lee | 2019-07-02 |
| 10330709 | Method and system for estimating RMS of AC voltage | Gi Bong Son, Hyun Wook Seong | 2019-06-25 |