Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823116 | Thrust control apparatus of propulsion system | Jeong-Jin Kim, Jun Young Heo | 2020-11-03 |
| 10738740 | Thrust control apparatus having inner and outer pintle nozzles controlled by common gear | Jun Young Heo, Jeong-Jin Kim | 2020-08-11 |