Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672838 | Accompaniment data format and video-song accompaniment apparatus adopting the same | Deok-hyun Lee | 1997-09-30 |
HP
Hong-Soon Park
Overall (1997): #139,503 of 185,788Top 80%
1
Patents 1997