Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808779 | High-density optical disk with a polymer film featuring thermochromism | Kyung Chan Park, Jin Yong Kim | 2004-10-26 |
BR
Bum Ku Rhee
Overall (2004): #251,436 of 270,089Top 95%
1
Patents 2004