Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9371757 | Catalytic converter of internal combustion engine and apparatus for purifying exhaust gas provided with the same | Ki Young YOON | 2016-06-21 |
| 8776507 | System and method for regenerating gasoline particulate filter | Ki Young YOON | 2014-07-15 |
| 8640446 | System for purifying exhaust gas and method for controlling the same | Jin Ha Lee | 2014-02-04 |
| 7975538 | Aging device for catalytic converter in vehicle and method thereof | — | 2011-07-12 |