Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10384529 | Power transmission apparatus for hybrid electric vehicle | Seongwook Hwang, Won-Jun Sung, Jaechang Kook, Wonmin Cho, Ildae Cho +2 more | 2019-08-20 |
| 9616739 | Power transmission apparatus for hybrid electric vehicle | Seongwook Hwang, Won-Jun Sung, Jaechang Kook, Wonmin Cho, Ildae Cho +2 more | 2017-04-11 |
| 9574639 | Planetary gear train of automatic transmission for vehicle | Seongwook Hwang, Won-Jun Sung, Jaechang Kook, Wonmin Cho, Seongwook Ji +1 more | 2017-02-21 |
| 9309951 | Planetary gear train of automatic transmission for vehicles | Wonmin Cho, Kangsoo Seo, Seongwook Hwang, Jaechang Kook, Seongwook Ji | 2016-04-12 |
| 9163705 | Planetary gear train of automatic transmission for vehicles | Seongwook Hwang, Seongwook Ji, Kangsoo Seo, Jaechang Kook, Won-Jun Sung +1 more | 2015-10-20 |