Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345510 | Eco-friendly smart indoor live ammunition shooting range system | Hee Joung Kim, Min A Gang, Sun Jae Kim | 2025-07-01 |
| 10190855 | Bullet collecting box capable of stacking and installing, and bullet collecting system for preventing occurrence of lead fume in indoor shooting range using the bullet collecting box | Hee Joung Kim, Min Ah Kang, Sun Jae Kim | 2019-01-29 |