Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10926851 | Lightweight composite propellers for outboard motor | Yang Ryul Choi, Jae Hoon Jung | 2021-02-23 |
| D878274 | Propeller hub for vessels | Yang Ryul Choi, Jae Hoon Jung | 2020-03-17 |