Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D498225 | Amplifier | Yoshihito Takeuchi | 2004-11-09 |
| D497358 | Speaker | Yoshihito Takeuchi, Masayuki Haruta | 2004-10-19 |
| D491921 | Subwoofer | Yoshihito Takeuchi | 2004-06-22 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D498225 | Amplifier | Yoshihito Takeuchi | 2004-11-09 |
| D497358 | Speaker | Yoshihito Takeuchi, Masayuki Haruta | 2004-10-19 |
| D491921 | Subwoofer | Yoshihito Takeuchi | 2004-06-22 |