Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017495 | Method of forming isolation layer structure and method of manufacturing a semiconductor device including the same | Ju-Wan Kim, Kyu-Tae Na, Seung-bae Park, Il-Woo Kim, Dae Young Kwak | 2011-09-13 |
| 7962059 | Voltage supplying unit of developing device and image forming apparatus having the same, and a method thereof | — | 2011-06-14 |
| 7877036 | Power supply device and image forming apparatus having the same | Dong Kyu Kim | 2011-01-25 |