Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864551 | Multi-disk player system | Nobumitsu Tomita, Akira Takahashi | 1989-09-05 |
ST
Shogo Takeuchi
Overall (1989): #56,728 of 140,708Top 45%
1
Patents 1989