Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255025 | Spinning nozzle apparatus for manufacturing high-strength fiber | Wan-Gyu Hahm, Seung Jin Lee, Ki Sub Lim | 2022-02-22 |
| 10584430 | Security yarn containing multi-component spinning fiber and security product using the same | Wan-Gyu Hahm, Sung Won Byun, Byeong Jin Yeang, Seung Jin Lee, Do Gun Kim +1 more | 2020-03-10 |
| 10422052 | Method of manufacturing high strength synthetic fibers | Wan-Gyu Hahm, Seung Jin Lee, Do Kun Kim, Ki Sub Lim, Joo-Hyung Lee +3 more | 2019-09-24 |
| 10266967 | Method and apparatus for fabricating conjugate fiber, and conjugate fiber fabricated thereby | Wan-Gyu Hahm, Sung Won Byun, Byeong Jin Yeang, Seung Jin Lee, Do Gun Kim +1 more | 2019-04-23 |