Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334606 | Condensate water drain control system and control method for fuel cell | Kyu Il Lee | 2025-06-17 |
| 11933855 | Apparatus for measuring impedance of fuel cell for vehicle and method thereof | — | 2024-03-19 |
| 11870113 | Method for measuring impedance of fuel cell stack in vehicle | — | 2024-01-09 |
| 11799101 | Water removing system and method of fuel cell vehicle using impedance | Kyung W. Suh | 2023-10-24 |
| 11411229 | Water removing system and method of fuel cell vehicle using impedance | Kyung W. Suh | 2022-08-09 |
| 11228049 | Method of measuring impedance of fuel cell stack in vehicle | — | 2022-01-18 |
| 11152634 | Voltage control method and system for fuel cell | Dae Jong Kim, Seung Yoon Lee | 2021-10-19 |
| 11011766 | Fuel cell system having oxygen sensor, and control method thereof | Jung Han Yu, Jong Kil Oh, Bo Ki Hong | 2021-05-18 |
| 10964965 | COD control method and system for fuel cell | Jeong Kyu Park, Chang Hwan Ye, Sae Byeok Seung, Sang Chul Yeom, Seung Yoon Lee | 2021-03-30 |
| 10938043 | Restarting system, controller and restarting method for fuel cell vehicle | Kyu Il Lee, Sung Gone Yoon | 2021-03-02 |
| 10923747 | Stop control method for fuel cell system | Hyun Hie Kim | 2021-02-16 |
| 10807499 | External power supply system and supply method of fuel cell vehicle | Kyu Il Lee | 2020-10-20 |
| 10688869 | Apparatus for controlling battery state of charge, system having apparatus for controlling battery state of charge, and method for controlling battery state of charge | Seung Yoon Lee, Kyu Il Lee, Dae Jong Kim | 2020-06-23 |
| 10351014 | Operation control device and method for fuel cell vehicle | Dae Jong Kim, Seung Yoon Lee | 2019-07-16 |