Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11862135 | Polyester sound absorption material, method of manufacturing molded product using same, and molded product manufactured thereby | Mi Jung Yun, Joon Yong Song, Hyun Dae Cho, Hyung Joon Youn, Jeong-wook Lee | 2024-01-02 |
| 10823906 | Backlight unit for planar lighting apparatuses with improved flexibility and manufacturing method thereof | Hong Chan Jeon, Mi Jung Yun, Dong Kyu Oh, Seul Ah Lee, Byoung Chul Park | 2020-11-03 |
| 10793438 | Method of recycling composite container for high-pressure gas | Boo Youn An, Dong-Jun Lee, Kie Youn Jeong, Bong Hyun Park, SUNG JOON HONG | 2020-10-06 |
| 10625490 | Method of fabricating bubble sheet for vehicles | Jae Eun Chang | 2020-04-21 |
| 10279509 | Waste carpet and felt scrap recycling apparatus and method thereof | Byeong Kwon Hong, Bong Hyun Park, Jae Woong Ha, Soon Yong Park | 2019-05-07 |
| 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 |
| 9005498 | Method for manufacturing soundproofing material using polyurethane foam from car seat foam and composition thereof prepared thereby | Kyungnam Kim, June Ho Yang, Young Tae Kim | 2015-04-14 |
| 8985487 | Apparatus for selectively separating polyurethane foam and fiber from automobile shredder residue | Kyungnam Kim, June Ho Yang | 2015-03-24 |
| 8967329 | Sound absorbing and sound blocking reinforced board for vehicle and method manufacturing the same | Jae Eun Chang | 2015-03-03 |