Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10473153 | Air foil bearing assembly | Chang Ha Lee | 2019-11-12 |
| 10263548 | Method and system for feedback-controlling | Dong Hun Lee, Keun Bong Ham, Chang Ha Lee, Min Su Kang, Chang Seok You +1 more | 2019-04-16 |
| 10230116 | Air supply apparatus and method for fuel cell | Hyuck Roul Kwon, Chang Ha Lee | 2019-03-12 |