Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935816 | High stiffness composition tool bar | Dai Gil Lee, Hui-Yun Hwang, Young-So Yoon, Sang-Kon Kim | 2005-08-30 |
| 6863763 | Hybrid propeller shaft made of metal and composite material and method of manufacturing the same | Dai Gil Lee, Hak-Sung Kim, Jong Woon Kim | 2005-03-08 |