Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624543 | Under counter type refrigerator | Sanggyun Lee, Younseok Lee, Dongseok Kim, Yongwon DONG | 2023-04-11 |
| 8445109 | Biodegradable polyurethane plastic using phosphorus pentoxide | Jinwoong Jung, Seunghun Cha | 2013-05-21 |
| 5860888 | Automatic transmission with a toroidal CVT and a belt type CVT for vehicle | — | 1999-01-19 |