Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11197594 | Cleaner | Byung-jo Lee, Dong-Han Kim, Jeong-hee Cho | 2021-12-14 |
SC
Seong-Tae Chu
Overall (2021): #269,484 of 548,734Top 50%
1
Patents 2021