Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10011712 | Hydrogel composition for a mask base and method for manufacturing a hydrogel using same | Jong Chul Kim, Jin A. Yang, Eun-Kyoung Choi, Jae Min Lim | 2018-07-03 |
| 8663664 | Temperature sensitive state-changing hydrogel composition and method for their preparation | Tae-Won Son, Young Hun Kim | 2014-03-04 |
| 8420771 | PH-sensitive polyethylene oxide co-polymer and synthetic method thereof | Jung A Kim | 2013-04-16 |
| 6444797 | Chitosan microflake and method of manufacturing the same | Tae-Won Son | 2002-09-03 |