Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9237811 | Chair with improved waist bearing power | Hun-chul Sin | 2016-01-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9237811 | Chair with improved waist bearing power | Hun-chul Sin | 2016-01-19 |