Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458958 | Speaker cone and process for production thereof | Hidetoshi Kanzaki, Naoki Kanamori | 1995-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458958 | Speaker cone and process for production thereof | Hidetoshi Kanzaki, Naoki Kanamori | 1995-10-17 |