Issued Patents All Time
Showing 1–2 of 2 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 | Hong Mo Koo, Jae Eun Chang, Dong-Jun Lee, Kie Youn Jeong, Bong Hyun Park +1 more | 2017-10-31 |
| 9715871 | Multilayer dash isolation pad having superior formability and sound absorption performance | Jung Wook Lee, Won Jin Seo, Dae Won Seo, Bong Hyun Park, Pan Ki Jung +3 more | 2017-07-25 |