Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287944 | Exhaust purification system and method of desulfurizing lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst | Jin Ha Lee, Won Soon Park, Jin-Woo Park, Ki Hyung Joo, Thomas Wittka +2 more | 2019-05-14 |
| 9835067 | Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regeneration | Jin Ha Lee, Jin-Woo Park, Joschka Schaub, Thomas Wittka, Alexander Vovk | 2017-12-05 |
| 9803525 | Exhaust purification device and method of calculating NOx mass adsorbed in lean NOx trap of exhaust purification device | Jin Ha Lee, Jin-Woo Park, Joschka Schaub, Thomas Wittka, Alexander Vovk | 2017-10-31 |
| 9494508 | Particulate matter sensor unit | Jin Ha Lee, Kuk-jin Chun, Junyong Lee, Kyoung-Doug Min, Seounghyeon Lee +1 more | 2016-11-15 |
| 9354196 | Particulate matter sensor unit | Jin Ha Lee, Kuk-jin Chun, Seounghyeon Lee, Kyoung-Doug Min, Sehwan Kim | 2016-05-31 |