Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12017160 | Water purification housing and rainwater purification system using the same | — | 2024-06-25 |
| 9546139 | Pyridine carboxylic acid based compound used as a P2X1 and P2X3 receptor antagonist, a production method for the same and a composition comprising the same | Yong Chul Kim, Joong Heui Cho | 2017-01-17 |
| 8616655 | Assembly of mesh cushion in a mesh chair and assembling method thereof | — | 2013-12-31 |
| 7452034 | Foot supporting apparatus of a chair | — | 2008-11-18 |