Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9855832 | Power transmission system of hybrid electric vehicle | Donghwan Hwang, Changwook Lee, Jongsool Park, Wonmin Cho | 2018-01-02 |
| 9623745 | Power transmission system of hybrid electric vehicle | Changwook Lee, Kangsoo Seo, Donghwan Hwang, Jaechang Kook, Jongsool Park | 2017-04-18 |
| 9517688 | Power transmission system of hybrid electric vehicle | Donghwan Hwang, Changwook Lee, Jongsool Park, Wonmin Cho | 2016-12-13 |
| 9499039 | Power transmission system of hybrid electric vehicle | Changwook Lee, Donghwan Hwang, Wonmin Cho, Jongsool Park, Kangsoo Seo | 2016-11-22 |
| 9371892 | Power transmission system of hybrid electric vehicle | Changwook Lee, Kangsoo Seo, Donghwan Hwang, Jongsool Park, Wonmin Cho | 2016-06-21 |
| 9316291 | Power transmission system of hybrid electric vehicle | Changwook Lee, Kangsoo Seo, Donghwan Hwang, Jongsool Park, Wonmin Cho | 2016-04-19 |
| 9222554 | Power transmission system of hybrid electric vehicle | Donghwan Hwang, Changwook Lee, Jongsool Park, Wonmin Cho | 2015-12-29 |
| 8147367 | Power train for hybrid vehicle | Kangsoo Seo | 2012-04-03 |