Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10221819 | Variable air intake apparatus reducing noise | Min-Chan Kwak | 2019-03-05 |
| 9169811 | Air cleaner for vehicle | Yoon Keun Cho | 2015-10-27 |
| 8784527 | Air cleaner for vehicle | — | 2014-07-22 |