Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028852 | Drain pump | Sangyoung Cho, Changsub Kim, Changhyeon Song, Youngjin Oh | 2021-06-08 |
| 10941785 | Brushless DC motor and drain pump having the same | Sangyoung Cho, Changsub Kim | 2021-03-09 |
SL
Seonjoong Lee
Overall (All Time): #1,871,210 of 4,157,543Top 50%
2
Patents All Time