Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9412355 | Sound-absorbing material and method for preparing the same | Won Jin Seo | 2016-08-09 |
| 9190045 | Noise-absorbent fabric for vehicle and method for manufacturing the same | Won Jin Seo | 2015-11-17 |