Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10378482 | Ignition safety device for rocket motor | Seunggyo Jang | 2019-08-13 |
| 10113847 | Arm-fire device and method of igniting propulsion system using the same | Seunggyo Jang, Byungtae Ryu | 2018-10-30 |