Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807789 | Steel-concrete composite beam using asymmetric section steel beam | Dae-Young Kim, Sung-Chul Chun, Sang-Dae Kim, Kwang-ryang Chung, Chan-Hyoung Lee +2 more | 2004-10-26 |