Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752906 | Loudspeaker and method for the preparation thereof | Masaru Uryu, Yoshio Ohashi, Satoshi Idemura, Michiya Nakashima, Katsuji Takahashi | 2004-06-22 |
| 6686036 | Material for casing for acoustic equipment and casing for acoustic equipment fabricated therefrom | Masaru Uryu, Masayuki Kamite | 2004-02-03 |