Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595576 | Housing for member disposed at vehicle exterior | Toshinobu Mizutani, Kiyohide Imaeda, Masakazu Aoki, Masaaki Ito, Wataru Horio +2 more | 2003-07-22 |
| 6584206 | Speaker apparatus | — | 2003-06-24 |
| 6578661 | Speaker apparatus | Masaru Uryu | 2003-06-17 |
| 6570995 | Speaker device | Masaru Uryu | 2003-05-27 |
| 6554962 | Loudspeaker diaphragm | Masaru Uryu, Kunihiko Tokura, Satoshi Idemura, Michiya Nakashima, Katsuji Takahashi | 2003-04-29 |