Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7374846 | Method for preparing of non-magnetic monocomponent color toner having superior long term stability | Hyeung-Jin Lee, Joo-Yong Park, Chang-Soon Lee | 2008-05-20 |
| 7282312 | Toner having bi-layer or triple-layer | Woo-Cheul Jung, Woong Lee | 2007-10-16 |