Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389548 | Acoustic transducer | Eiji Morikawa, Toshifumi Morita | 1983-06-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389548 | Acoustic transducer | Eiji Morikawa, Toshifumi Morita | 1983-06-21 |