Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459688 | Method, apparatus and system for detecting contamination of laundry tub using composite sensor | Bon Kwon Koo, Hyun Ji Park, Sang Hyun Lee | 2022-10-04 |
SC
Seung Chui Cha
Overall (All Time): #2,683,569 of 4,157,543Top 65%
1
Patents All Time