Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437719 | Delta-sigma modulator for power amplification of audio signals | Masao Noro | 2002-08-20 |
| 6422200 | Self-igniting engine | Koji Morikawa, Nobumasa Kani, Youhei Saisyu, Jin Itoh | 2002-07-23 |