Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12018415 | Method for manufacturing melt-spun nonwoven fabric and microfiber nonwoven web manufactured therefrom | Wan-Gyu Hahm, Young Chan CHOI, Hyun Ju Oh | 2024-06-25 |
| 10584430 | Security yarn containing multi-component spinning fiber and security product using the same | Wan-Gyu Hahm, Sung Won Byun, In Woo Nam, Seung Jin Lee, Do Gun Kim +1 more | 2020-03-10 |
| 10422052 | Method of manufacturing high strength synthetic fibers | Wan-Gyu Hahm, In Woo Nam, Seung Jin Lee, Do Kun Kim, Ki Sub Lim +3 more | 2019-09-24 |
| 10266967 | Method and apparatus for fabricating conjugate fiber, and conjugate fiber fabricated thereby | Wan-Gyu Hahm, Sung Won Byun, In Woo Nam, Seung Jin Lee, Do Gun Kim +1 more | 2019-04-23 |
| 9333721 | Multiple fiber spinning apparatus and method for controlling same | Wan-Gyu Hahm, Sung Won Byun, Dae Young Lim, Min Sun Kim | 2016-05-10 |