Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8216756 | Polymerized toner and method of producing the same | Wook Jang, Chang-Soon Lee | 2012-07-10 |
| 8053157 | Method for manufacturing a toner having good charging characteristics | Ji Hoon Lee, Hui Je Lee, Yu Na Kim, Jung Woo Kim, Chang-Soon Lee | 2011-11-08 |
| 7736691 | Method for preparing functional organic particle | Chang-Soon Lee, Woong Lee | 2010-06-15 |
| 7282312 | Toner having bi-layer or triple-layer | Woong Lee, Tae-Hee Yoon | 2007-10-16 |