Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884153 | Single driving system for tape loading and reel mode conversion of VCR | — | 1989-11-28 |
HA
Hee-kyung Ahn
Overall (1989): #107,328 of 140,708Top 80%
1
Patents 1989