Issued Patents 2017
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9835067 | Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regeneration | Jin Ha Lee, Jin-Woo Park, Sera Lim, 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, Sera Lim, Thomas Wittka, Alexander Vovk | 2017-10-31 |
| 9771846 | Exhaust purification device and method of calculating NH3 mass generated in lean NOx trap of exhaust purification device | Jin Ha Lee, Jin-Woo Park, Alexander Vovk, Thomas Wittka | 2017-09-26 |
| 9765663 | Method of regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification system | Jin Ha Lee, Jin-Woo Park, Alexander Vovk, Thomas Wittka | 2017-09-19 |
| 9644513 | Method of regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification system | Jin Ha Lee, Jin-Woo Park, Alexander Vovk, Thomas Wittka | 2017-05-09 |
| 9551252 | System and method of purifying exhaust gas provided with lean NOx trap and selective catalytic reduction catalyst | Jin-Woo Park, Jin Ha Lee, Alexander Vovk, Thomas Wittka | 2017-01-24 |