Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699335 | Spindle motor driver | Seung-ill Lee | 1997-12-16 |
SJ
Seong-sin Joo
Overall (1997): #79,901 of 185,788Top 45%
1
Patents 1997