Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7142684 | Microphone assembly | Megumi Horiuchi | 2006-11-28 |
| 7107665 | Method for manufacturing microphone assembly | Megumi Horiuchi | 2006-09-19 |
| 6898294 | Microphone set | Toru Sekiguchi | 2005-05-24 |
| 6843658 | Electric connector for connecting electronic instruments | Atsushi Kuwabara | 2005-01-18 |