Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11771179 | String adjustment device | — | 2023-10-03 |
| 11653718 | String winding and unwinding apparatus | Jun Young Kim | 2023-05-23 |
| 11602200 | Apparatus for tightening string | — | 2023-03-14 |