Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844780 | Engine system having secondary air injection device | Heechang Oh, Hyun Jun Lim, Seungwoo Hong, Joowon Lee, Yeongseop Park +2 more | 2020-11-24 |
| 10837412 | Engine system | Yeongseop Park, Seungwoo Hong, Heechang Oh, Dong Hee Han, Hyungbok Lee | 2020-11-17 |
| 10823094 | Engine system | Dong Hee Han, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Jaegu Kang +2 more | 2020-11-03 |
| 10767602 | Engine system | Seungwoo Hong, Hyungbok Lee, Heechang Oh, Yeongseop Park, Dong Hee Han +1 more | 2020-09-08 |
| 10753975 | Apparatus for diagnosing relay failure of battery using parallel circuit for constant power supply and method thereof | You Seob Gil, Sun Mo An | 2020-08-25 |
| 10655576 | Secondary air injection system | Heechang Oh, Seungwoo Hong, Yeongseop Park, Dong Hee Han, Hyungbok Lee | 2020-05-19 |
| 10634044 | Engine system and method using the same | Seungwoo Hong, Heechang Oh, Yeongseop Park, Dong Hee Han, Hyungbok Lee | 2020-04-28 |
| 10619545 | System of forcibly regenerating gasoline particulate filter | Seungwoo Hong, Heechang Oh, Yeongseop Park, Dong Hee Han, Hyungbok Lee | 2020-04-14 |
| 10526959 | Turbocharged engine coolant system | Dong Ho Chu, Hyeon Ho Kim, Dong Hee Han | 2020-01-07 |