Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585677 | Backup power-supply system for emergency | Kyungseol Min, Kyungsang Lee | 1996-12-17 |
KC
Kyungyong Cheon
Overall (All Time): #3,759,827 of 4,157,543Top 95%
1
Patents All Time