Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319803 | Low-density polyurethane foam composition as sound-absorbing material having improved appearance formability, smell reduction and sound absorption performance, method for manufacturing polyurethane foam and polyurethane foam manufactured therefrom | Jung Wook Lee, Se Hoon Kim, Ji Wan Kim, Jin Hyung Lee, Seong Je Kim +3 more | 2025-06-03 |
| 11746203 | Low-density polyurethane foam composition as sound-absorbing material having improved appearance formability, smell reduction and sound absorption performance, method for manufacturing polyurethane foam and polyurethane foam manufactured therefrom | Jung Wook Lee, Se Hoon Kim, Ji Wan Kim, Jin Hyung Lee, Seong Je Kim +3 more | 2023-09-05 |