Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11457791 | Cleaner and control method thereof | — | 2022-10-04 |
| 11344170 | Vacuum cleaner | Philjae Hwang, Mantae Hwang, Jungbae Hwang, Eunji Sung, Taekgi Lee | 2022-05-31 |
CL
Changjun Lee
Overall (2022): #170,873 of 548,613Top 35%
2
Patents 2022