Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143204 | Air compressor | Chi Yong Park, Gun Woong Park | 2021-10-12 |
| 10962050 | Air blower for vehicle | Jong Sung Lee, Hyun Chil Kim, Gun Woong Park, Chi Yong Park, Kyu Sung CHOI | 2021-03-30 |
| 10941807 | Air foil bearing | Chi Yong Park, Gun Woong Park, Pil Gon Song, Han Seok Mun, Hwan Myeong Jung | 2021-03-09 |