Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650759 | Speaker | Takeshi Nakamura, Yutaka Murai, Takao Mouri | 2003-11-18 |
| 6574179 | Disk adapter carried away from a mounted disk | Harutoshi Yoshimura, Akiomi Suzuki, Shigeru Saegusa, Masako Sudo | 2003-06-03 |
| 6563930 | Speaker | Takeshi Nakamura | 2003-05-13 |
| 6532644 | Method of making a piezoelectric speaker with a unitary body comprising a base section and dome shaped vibrating section | Takeshi Nakamura | 2003-03-18 |
| 6502662 | Speaker having a hemispherical vibrator | Takeshi Nakamura, Yutaka Murai, Takao Mouri | 2003-01-07 |