Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422314 | Spiral blade unit and wind generator and blade connector for the unit | Marinus Mieremet, Joon Ho Baek, Bong Sik KIM, Ho Seong Ji | 2019-09-24 |
| 10294618 | Friction damper with V-groove | Yong Soo Ji, Joon Ho Baek, Chan Young Lee, In Seok Bang | 2019-05-21 |