Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456697 | Variable degeneration impedance supply circuit using switch and electronic circuits using the same | Jae Sup Lee, Kwy-Ro Lee | 2008-11-25 |
SS
Sung-sik Song
Overall (All Time): #3,371,106 of 4,157,543Top 85%
1
Patents All Time