Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308492 | Integrated cooling control valve | Jin Hun Lee, Hyun Ju Ji | 2025-05-20 |
| 11848465 | Integrated cooling module of fuel cell stack and thermal management system including integrated cooling module | Sun Ae Park, Jin Hun Lee | 2023-12-19 |
| 11837756 | Ion filter for fuel-cell stack | Hyun Ju Ji, Sun Ae Park, Hwan Jun CHOI | 2023-12-05 |
| 11701743 | Apparatus and method for manufacturing heat exchanger for vehicle | Sung Wook Na, Chi Myung Kim, Il Hwan Kim, Sung Bok Yoo, Soo Hwan Park | 2023-07-18 |
| 11469426 | Thermal management system for fuel cell vehicle | Jin Hun Lee, Tae Geun Kim, Hyun Ju Ji, Wook Il Jang, Oh Tak Kwon +1 more | 2022-10-11 |
| 11296335 | Fuel cell system and method of operating same | Jin Hun Lee, Oh Tak Kwon, Wook Il Jang, Tae Geun Kim | 2022-04-05 |
| 11143316 | Valve assembly and seal member applied to the valve assembly | Sung Wook Na | 2021-10-12 |
| 10865673 | Apparatus for discharging water in exhaust fluid and silencer for fuel cell vehicle | Sung Wook Na, Myung Ju Jung, Hyun Young Park, Ju Chan Jang, Jun Ho Jang | 2020-12-15 |
| 10816100 | Sealing member for a multi-direction changeover valve and a multi-direction changeover valve including the sealing member | Sung Wook Na | 2020-10-27 |
| 10753479 | Valve for controlling coolant flow and fuel cell cooling system using the same | Sung Wook Na | 2020-08-25 |
| 10648379 | Apparatus for discharging water in exhaust fluid and silencer for fuel cell vehicle | Sung Wook Na, Myung Ju Jung, Hyun Young Park, Ju Chan Jang, Jun Ho Jang | 2020-05-12 |
| 10608263 | Coolant bypass structure | Sung Wook Na, Sun Heum Baek, Hyung Kook Kim, Dae Jong Kim, Su Dong Han | 2020-03-31 |
| 10161526 | Valve for controlling coolant flow and fuel cell cooling system using the same | Sung Wook Na | 2018-12-25 |
| 10084193 | Device for preventing over pressure of cooling system of fuel cell system | Su Dong Han, Hyung Kook Kim | 2018-09-25 |
| 10069151 | De-mineralizer for fuel cell and manufacturing method of same | Sung Wook Na, Chi Myung Kim | 2018-09-04 |
| 9960436 | Ion filter life perception device for fuel cell vehicle | Sung Wook Na | 2018-05-01 |
| 9793557 | Thermal management system and method for fuel cell vehicle | Sung Wook Na | 2017-10-17 |
| 9718327 | Flow control baffle apparatus for vehicle heater | Su Dong Han, Hyung Kook Kim, Sung Wook Na | 2017-08-01 |
| 9640809 | Ion filter roof structure of fuel cell for vehicle | Sung Wook Na | 2017-05-02 |
| 9528613 | Valve for controlling coolant fuel cell stack coolant of fuel cell vehicle | Sung Wook Na | 2016-12-27 |
| 9522609 | Thermal management system for fuel cell vehicles | Min Kyu Lee, Seung Yong Lee, Sung Wook Na, Ki Young NAM, Su Dong Han +2 more | 2016-12-20 |
| 9105886 | Large-area demineralizer for fuel cell | Sung Wook Na | 2015-08-11 |