Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490370 | Emergency stop apparatus and method | Kwang Soo Kim, Hyun-Sik Yun, Joo Hyeok Baek | 2019-11-26 |
| 8915042 | Steel frame structure using U-shaped composite beam | Tae Sang Ahn, Young Joo Kim, Dong Woon Jang, Seung Ryeol Cha, Hoon Kim +10 more | 2014-12-23 |