Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519412 | Apparatus and method for changing viewing restriction level in a parental control system for digital versatile disc player | — | 2003-02-11 |
YK
Young Chul Kim
Overall (2003): #86,806 of 273,478Top 35%
1
Patents 2003