Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9805706 | Method for manufacturing soundproofing board part having excellent sound absorption performance and soundproofing board part manufactured by the same | Jae Eun Chang, Dong-Jun Lee, Kie Youn Jeong, Bong Hyun Park, Kil Bu Joo +1 more | 2017-10-31 |