Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309471 | Magnetic audio-recording tape | Masaaki Suzuki, Yasuo Tamai | 1982-01-05 |
MA
Masashi Aonuma
Overall (1982): #45,401 of 81,411Top 60%
1
Patents 1982