Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778483 | Multilevel record modulator and demodulator | Hiroki Mouri, Takashi Yamamoto, Akira Yamamoto | 2004-08-17 |
| 6745218 | Adaptive digital filter | Akira Yamamoto, Hirokuni Fujiyama, Hiroki Mouri | 2004-06-01 |
| 6684378 | Method for designing power supply circuit and semiconductor chip | Akira Yamamoto, Shirou Sakiyama, Masayoshi Kinoshita, Katsuji Satomi, Jun Kajiwara +1 more | 2004-01-27 |