Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297959 | Gas cylinder automation system | Jinho So, Kwangiun Kim, Chigun An, Hyungho Choi, Junhyong Lee | 2025-05-13 |
| 11959594 | End cap holder for a gas cylinder | Minyoung KIM, Kwangjun Kim, Kyeongsup Byeon, Byungjun AN, Byeongchan Jeong +1 more | 2024-04-16 |