Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123695 | High-stiffness arrow shaft and method of manufacturing the same | Yun Il Song, Yun Sub Song | 2024-10-22 |
| 11326861 | Arrow shaft including carbon fiber sheet having transfer layer formed thereon | Yun Il Song, Yun Sub Song | 2022-05-10 |
| 11181349 | Arrow shaft with high strength | Yun Il Song, Yun Sub Song | 2021-11-23 |