Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745468 | Polyurethane resin composition for support pad and polyurethane support pad using the same | Dong Mok Shin, Na Ri Kim, Byeong-In Ahn, Sang Soon Choi, Young Ji TAE | 2017-08-29 |
| 9133299 | Poly-urethane resin and poly-urethane absorbing pad using the same | Sang Soon Choi, Young Ji TAE, Dong Mok Shin, Na Ri Kim, Byeong-In Ahn | 2015-09-15 |
| 8481149 | Polyurethane resin composition for mounting pad and polyurethane mounting pad using the same | Na Ri Kim, Dong Mok Shin, Byeong-In Ahn, Sang Soon Choi | 2013-07-09 |