Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770887 | Paper money guide apparatus | Chang Ho Park, Gun-Chang Lee | 2010-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7770887 | Paper money guide apparatus | Chang Ho Park, Gun-Chang Lee | 2010-08-10 |