Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4383194 | Electro-acoustic transducer element | Hiroji Ohigashi, Miyo Suzuki | 1983-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4383194 | Electro-acoustic transducer element | Hiroji Ohigashi, Miyo Suzuki | 1983-05-10 |