Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D955989 | Motor module | Son Yoon, Eung Soo Jang | 2022-06-28 |
| 10158938 | Horn speaker | Brian Olsen | 2018-12-18 |
| 9688290 | Electric rail car door structure | Moo Sun Kim, Jai Sung Hong, Jae Ho Lee, Kang-Mi Lee, Jung Tai Kim +1 more | 2017-06-27 |