Issued Patents 2020
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844780 | Engine system having secondary air injection device | Heechang Oh, Jong Il Park, Hyun Jun Lim, Seungwoo Hong, Joowon Lee +2 more | 2020-11-24 |
| 10837412 | Engine system | Yeongseop Park, Jong Il Park, Seungwoo Hong, Heechang Oh, Dong Hee Han | 2020-11-17 |
| 10767602 | Engine system | Seungwoo Hong, Jong Il Park, Heechang Oh, Yeongseop Park, Dong Hee Han +1 more | 2020-09-08 |
| 10655576 | Secondary air injection system | Heechang Oh, Jong Il Park, Seungwoo Hong, Yeongseop Park, Dong Hee Han | 2020-05-19 |
| 10634044 | Engine system and method using the same | Seungwoo Hong, Jong Il Park, Heechang Oh, Yeongseop Park, Dong Hee Han | 2020-04-28 |
| 10619545 | System of forcibly regenerating gasoline particulate filter | Jong Il Park, Seungwoo Hong, Heechang Oh, Yeongseop Park, Dong Hee Han | 2020-04-14 |
| 10590870 | Method of calculating exhaust gas recirculation rate using combustion pressure of cylinder | Seungwoo Hong, Yeongseop Park, Dong Hee Han, Haksu Kim, Myoungho Sunwoo +1 more | 2020-03-17 |