Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D384367 | Cash register | — | 1997-09-30 |
| D382010 | Cash register | Yun Ki Hong | 1997-08-05 |
| D378218 | Color printer | Yun Ki Hong | 1997-02-25 |
| D374683 | Cash register | — | 1996-10-15 |
| D365549 | Monitor for computers | Hee Il Chae, Il-kwun Kim | 1995-12-26 |