Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487300 | Vibration speaker | In Ho Lee, Tae Hyeong Lim, Seuk Hwan Chung | 2002-11-26 |
YS
Yeon Ho Son
Overall (2002): #87,584 of 266,432Top 35%
1
Patents 2002