Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023860 | Developing-transferring module and image forming apparatus having the same | Min Ho Choi, Jong Woo Kim | 2011-09-20 |
| 7997328 | Air conditioner | Keun Hyoung Choi, Han Lim Choi | 2011-08-16 |