Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421449 | Speaker | Akinori Hasegawa, Fumiyasu Konno | 2002-07-16 |
| 6375477 | Electronic device with connector and method of manufacturing the same | Hisashi Nishikawa, Ichiro Tateishi, Yoshiyuki Nakade | 2002-04-23 |
| 6370253 | Sound reproducing device | Fumiyasu Konno, Akinori Hasegawa | 2002-04-09 |