Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7359861 | Inter-language translation device | — | 2008-04-15 |
| 4873011 | Antifreeze corrosion inhibitor composition for aluminum engines and radiators | Il Nam Jung, Sang Yo Hwang | 1989-10-10 |