Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8515321 | Toner supply roller for electrophotographic imaging apparatus and method of preparing the same | Tae Hyun Kim, Hee-Won Jung, Yong-hoon Lee | 2013-08-20 |
| 8406663 | Developing roller for electrophotographic image forming apparatus, and manufacturing method of the same | Tae Hyun Kim, Mi-Na You | 2013-03-26 |