Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9789859 | Railway vehicle braking system and method | Jung Tai Kim, Jai Sung Hong, Kyeong Jun Ko | 2017-10-17 |
| 9688290 | Electric rail car door structure | Jai Sung Hong, Jae Ho Lee, Kang-Mi Lee, Dong Uk Jang, Jung Tai Kim +1 more | 2017-06-27 |