Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8993106 | Coated paper having a coating structure with controlled distribution of latex and method for preparing the same | Chang Sun Han, Young-Min Lee, Byoung Yun Kim | 2015-03-31 |
| 7256229 | Paper coating latex using ionic monomer | Ho-Yeul Choi, Wan-Sik Cha, Seung Hun Yang, Chang Sun Han | 2007-08-14 |
| 7019072 | Method of preparing latex for coating paper | Ho-Yeul Choi, Chang Sun Han, Wan-Sik Cha | 2006-03-28 |
| 6750297 | Artificial pigment and method for preparing the same | Ho-Yeul Choi, Chang Sun Han, Wan-Sik Cha | 2004-06-15 |