Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203851 | Foundation reinforcing apparatus using bracing-type supporting structure and lateral prestressing device and method of reinforcing foundation using the same | Young Chan You, Ki Sun Choi | 2021-12-21 |
| 10982091 | Thermoplastic resin composition having excellent thermal stability and low birefringence and molded atricle thereof | Jae Joon Chang, Joung Hoon Lee, Keun Hyung Lee, Jung Kyu Han, Tae Jin An +2 more | 2021-04-20 |
| 10947694 | Preloading apparatus for adjusting load and method of reinforcing foundation using the same | Young Chan You, Ki Sun Choi | 2021-03-16 |