Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636611 | Combined receiver and speaker | Man-Dae Han | 2003-10-21 |
| 6553126 | Micro speaker | Man-Dae Han | 2003-04-22 |
BK
Bok-Beum Kim
Overall (All Time): #2,201,440 of 4,157,543Top 55%
2
Patents All Time