Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417603 | Piezoelectric transformer with patterns for recognizing node point | Jong Sun Kim | 2002-07-09 |
NS
Nak Cheol Sung
Overall (2002): #147,500 of 266,432Top 60%
1
Patents 2002