Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11160430 | Vacuum cleaner | Changhoon Lee, Seonghoon Han | 2021-11-02 |
| 10912437 | Vacuum cleaner and cleaner handle | Jinwoo Lee, Hwajin Lim, Hyeonjeong An, Bohyun Nam, Namhee Kim +1 more | 2021-02-09 |
GH
Gunho Ha
Overall (2021): #159,418 of 548,734Top 30%
2
Patents 2021