Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11784340 | Method and system for controlling operation of fuel cell | Soon Woo Kwon | 2023-10-10 |
| 11289723 | Control method for fuel cell system to prevent freezing in air exhaust system | Kang Sik Jeon, Jae Hun Jang, Sung Ho Yang | 2022-03-29 |
| 11245123 | Shutdown control method and shutdown control system of fuel cell | Sung Ho Yang, Jae Hun Jang, Kang Sik Jeon | 2022-02-08 |
| 10598564 | Apparatus and method for detecting leakage in hydrogen tank of hydrogen fuel cell vehicle | Kang Sik Jeon, Sae Hoon Kim | 2020-03-24 |
| 10209158 | Apparatus and method for detecting leakage in hydrogen tank of hydrogen fuel cell vehicle | Kang Sik Jeon, Sae Hoon Kim | 2019-02-19 |
| 9929419 | Device and method for monitoring dryness of fuel cell stack | — | 2018-03-27 |
| 9831515 | System and method for recovering output of fuel cell | Yo In Song, Jae Young Jang | 2017-11-28 |
| 9581348 | Method of controlling the temperature of a controller of an electric compressor for an air conditioner in a vehicle | — | 2017-02-28 |
| 7965931 | System and method for correcting light pathway by driving curved prism composed of refraction surface | Woo-jong Cho, Seong-deok Lee | 2011-06-21 |
| 7444214 | Obstacle detection apparatus, method and medium | Woo-jong Cho, Dong-yoon Kim, Seong-il Cho | 2008-10-28 |
| 7411372 | Digital device with rechargeable battery and recharging method thereof | — | 2008-08-12 |
| 7295943 | Geomagnetic sensor for calibrating azimuth by compensating for an effect of tilting and method thereof | Woo-jong Cho, Sang-on Choi | 2007-11-13 |