Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365113 | Speaker unit for automotive vehicles | Makoto Iyobe, Takekazu Iijima, Yutaka Moriyama | 1982-12-21 |
| 4365114 | Automotive loudspeaker having variable speaker orientation and particular electrical connections | — | 1982-12-21 |