Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670649 | Triodic rectifier switch | Choong-Hoon Yi, Won-Pil Lee, Sun-Hee Yang, Gregory Um | 2003-12-30 |
UO
Un-Chol Oh
Overall (All Time): #3,533,115 of 4,157,543Top 85%
1
Patents All Time