Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10941807 | Air foil bearing | Chi Yong Park, Gun Woong Park, Hyun Sup Yang, Pil Gon Song, Hwan Myeong Jung | 2021-03-09 |
| 10415634 | Air foil bearing | Chi Yong Park, Gun Woong Park, Hyun Sup Yang, Pil Gon Song, Hwan Myeong Jung | 2019-09-17 |