Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10227744 | Block for preventing sand erosion | Jun Ho Cho | 2019-03-12 |
| 7486427 | Polygon mirror, laser scanning unit having the same, and image forming apparatus having the same | — | 2009-02-03 |
| 7408689 | Light scanning unit and image forming apparatus employing the same | — | 2008-08-05 |